Rostron, Peter D, Fearn, Tom and Ramsey, Michael H (2022) Comparing uncertainties—Are they really different? Accreditation and Quality Assurance. ISSN 0949-1775

Bettencourt da Silva, Ricardo J N, Argyraki, Ariadne, Borges, Carlos, Palma, Carla and Ramsey, Michael (2022) Spatial modelling of concentration in topsoil using random and systematic uncertainty components: comparison against established techniques. Analytical Letters. pp. 1-21. ISSN 0003-2719

Ramsey, Michael (2020) Challenges for the estimation of uncertainty of measurements made in situ. Accreditation and Quality Assurance. ISSN 0949-1775

Ramsey, Michael H (2020) Eurachem Workshop on ‘Uncertainty from Sampling and Analysis for Accredited Laboratories’: BAM, Berlin, 19-20 November 2019. CITAC Newsletter. pp. 77-78.

Ramsey, Michael H (2020) New edition of Eurachem/CITAC guide on measurement uncertainty arising from sampling. CITAC Newsletter, 2020. pp. 60-63.

Rostron, Peter D, Fearn, Tom and Ramsey, Michael H (2020) Confidence intervals for robust estimates of measurement uncertainty. Accreditation and Quality Assurance. ISSN 0949-1775

Ramsey, Michael H, Ellison, Stephen L R and Rostron, Peter, eds. (2019) Measurement uncertainty arising from sampling: a guide to methods and approach, 2nd Edition. Eurachem, Eurachem website. ISBN 9780948926358

Ramsey, Michael H and Wiedenbeck, Michael (2017) Quantifying isotopic heterogeneity of candidate reference materials at the picogram sampling scale. Geostandards and Geoanalytical Research, 42 (1). pp. 5-24. ISSN 1751-908X

Ramsey, Michael (2017) Sampling Proficiency Testing as a means to improve both the quality of sampling, and estimates of measurement uncertainty from sampling. 6th International Proficiency Testing Conference, Cluj-Napoca, Romania, 3-6 October 2017. Published in: Guslicov, Virginia Graziela, (ed.) Proceedings of the 6th International Proficiency Testing Conference. 16-19. Smart Publishing, Romania, Cluj – Napoca, Romania. ISSN 2066-737X

Ellison, Stephen L R, Ramsey, Michael H, Lawrence, Paul, Stuart, Brian, Minguez, Jesus and Walker, Michael J (2017) Is measurement uncertainty from sampling related to analyte concentration? Analytical Methods, 9 (42). pp. 5989-5996. ISSN 1759-9660

Rostron, Peter D and Ramsey, Michael H (2017) Quantifying heterogeneity of small test portion masses of geological reference materials by portable XRF spectrometry: implications for uncertainty of reference values. Geostandards and Geoanalytical Research, 41 (3). pp. 459-473. ISSN 1639-4488

Ramsey, Michael H and Ellison, Stephen L R (2017) Combined uncertainty factor for sampling and analysis. Accreditation and Quality Assurance, 22 (4). pp. 187-189. ISSN 0949-1775

Ramsey, Michael H (2016) Appropriate Sampling for Optimised Measurement (ASOM), rather than the Theory of Sampling (TOS) approach, to ensure suitable measurement quality: a refutation of Esbensen and Wagner (2014). Geostandards and Geoanalytical Research, 40 (4). pp. 571-581. ISSN 1639-4488

Solomon-Wisdom, Grace O, Ramsey, Michael H and John, Elizabeth A (2015) The effects of more realistic forms of lead heterogeneity in soil on uptake, biomass and root response of two brassica species. Advances in Research, 5 (1). pp. 1-26. ISSN 2348-0394

Rostron, Peter D, Heathcote, John A and Ramsey, Michael H (2015) Evaluation of uncertainties in in situ and ex situ gamma measurements on land areas with low contamination levels. Journal of Radiological Protection, 35. pp. 391-399. ISSN 0260-2814

Ramsey, Michael and Ellison, Stephen L R (2015) Uncertainty factor: an alternative way to express measurement uncertainty in chemical measurement. Accreditation and Quality Assurance, 20 (2). pp. 153-155. ISSN 0949-1775

Rostron, Peter D, Heathcote, John A and Ramsey, Michael H (2014) Optimising in situ gamma measurements to identify the presence of radioactive particles in land areas. Journal of Environmental Radioactivity, 138. pp. 162-169. ISSN 0265931X

Rostron, Peter D, Heathcote, John A and Ramsey, Michael H (2014) Comparison betweenin situandex situgamma measurements on land areas within a decommissioning nuclear site: a case study at Dounreay. Journal of Radiological Protection, 34 (3). pp. 495-508. ISSN 0952-4746

Ramsey, Michael H (2014) Sampling error and measurement uncertainty. In: Zhang, Chunlong, Mueller, Jochen F and Mortimer, Munro R (eds.) Quality assurance and quality control of environmental field sampling. Future Science Ltd, London, pp. 26-45. ISBN 9781909453050

Reidinger, Stefan, Ramsey, Michael and Hartley, Susan (2012) Rapid and accurate analyses of silicon and phosphorus in plants using a portable X-ray fluorescence spectrometer. New Phytologist, 195 (3). pp. 699-706. ISSN 1469-8137

Ramsey, Michael H and Boon, Katy A (2012) Can in situ geochemical measurements be more fit-for-purpose than those made ex situ? Applied Geochemistry, 27 (5). pp. 969-976. ISSN 0883-2927

Boon, Katy A and Ramsey, Michael (2012) Judging the fitness of on-site measurements by their uncertainty, including the contribution from sampling. Science of the Total Environment, 419. pp. 196-207. ISSN 1879-1026

Rostron, Peter and Ramsey, Michael (2012) Cost effective, robust estimation of measurement uncertainty from sampling using unbalanced ANOVA. Accreditation and Quality Assurance, 17 (1). pp. 7-14. ISSN 1432-0517

Boon, Katy A, Rostron, Peter and Ramsey, Michael H (2011) An exploration of the interplay between the measurement uncertainty and the number of samples in contaminated land investigations. Geostandards and Geoanalytical Research, 35 (3). pp. 353-367. ISSN 1639-4488

Ramsey, M H, Geelhoed, Bastiaan, Wood, R and Damant, A P (2011) Improved evaluation of measurement uncertainty from sampling by inclusion of between-sampler bias using sampling proficiency testing. Analyst, 136 (7). pp. 1313-1321. ISSN 0003-2654

Ramsey, Michael H, Ellison, Stephen L R, Czichos, Horst, Hasselbarth, Werner, Ischi, Hanspeter, Webscheider, Wolfhard, Brookman, Brian, Zschunke, Adolf, Frenz, Holger, Golze, Manfred, Hedrich, Martina, Schmidt, Anita and Steiger, Thomas (2011) Quality in measurement and testing. In: Czichos, Horst, Saito, Tetsuya and Smith, Leslie (eds.) Springer-Handbook of metrology and testing. Springer, pp. 40-138. ISBN 9783642166402

Demetriades, Alecos, Xiangdong, Li, Ramsey, Michael H and Thornton, Iain (2010) Chemical speciation and bioaccessibility of lead in surface soil and house dust, Lavrion urban area, Attiki, Hellas. Environmental Geochemistry and Health, 32 (6). pp. 529-552. ISSN 0269-4042

Boon, Katy A and Ramsey, Michael H (2010) Uncertainty of measurement or of mean value for the reliable classification of contaminated land. Science of the Total Environment, 409 (2). pp. 423-429. ISSN 0048-9697

Ramsey, Michael H (2010) How terminology and definitions in analytical geochemistry can help or hinder the development of new ideas. Geostandards and Geoanalytical Research, 34 (4). pp. 317-324. ISSN 1639-4488

Ramsey, Michael H and Boon, Katy A (2010) New Approach to Geochemical Measurement: Estimation of Measurement Uncertainty from Sampling, rather than an Assumption of Representative Sampling. Geostandards and Geoanalytical Research, 34 (3). pp. 293-304. ISSN 1639-4488

Ramsey, Michael H and Ellison, Stephen L R (2010) Reply to Comments on EURACHEM/CITAC Guide "Measurement uncertainty arising from sampling" Accreditation and Quality Assurance. Accreditation and Quality Assurance, 15 (9). pp. 533-535. ISSN 0949-1775

Ramsey, Michael H and Thompson, Michael (2009) Response to comment on `Empirical versus modelling approaches to the estimation of measurement uncertainty caused by primary sampling'. Analyst, 134 (9). p. 1936. ISSN 0003-2654

Ramsey, Michael H and Stewart, Alex G (2009) Multiple links toward integrating teams for understanding of disease and environment (MULTITUDE). Environmental Geochemistry and Health, 31 (2). pp. 161-163. ISSN 0269-4042

Ramsey, Michael H (2009) Uncertainty in the assessment of hazard, exposure and risk. Environmental Geochemistry and Health, 31 (2). pp. 205-217. ISSN 0269-4042

Ramsey, Mike (2008) Uncertainty estimation to enable better site investigation and risk assessment. In: Proceedings of ConSoil 2008 (10th International UFZ-Deltares/TNO Conference on Soil-Water Systems), Milan, Italy, 3-6 June 2008, Milan, Italy, 3-6 June 2008.

Thomas, J Y, Ramsey, M H, John, E A and Barnes, B (2008) Case study using a new experimental design for the quantification of contaminant heterogeneity in soils. In: 10th International UFZ-Deltares/TNO Conference on Soil-Water Systems Milan, ITALY, JUN 03-06, 2008, Milan, ITALY.

Boon, K, Ramsey, M, McKenna, S and Yeo, M (2008) The use of measurement uncertainty to assess the reliability of on-site field test kits for the investigation of contaminated land. Proceedings of ConSoil 2008. In: Proceedings of the 10th International UFZ-Deltares/TNO Conference on Soil-Water Systems), Milan, Italy, 3-6 June 2008, Milan, Italy, 3-6 June 2008.

Ramsey, Mike, Robouch, P, Paepen, J and la Calle, B., de (2008) The first e-Sampling Proficiency Test in the area of food quality and safety. Technical Report. European Commission, Joint Research Centre, Institute for Reference Materials and Measurements.

Ramsey, Michael (2008) Contaminated land: cost-effective investigation within sampling constraints. In: Potts, Philip J and West, Margaret (eds.) Portable x-ray fluorescence spectrometry: capabilities for in situ analysis. RSC Publishing, pp. 39-55. ISBN 9780854045525

Boon, Katy A, Taylor, Paul D and Ramsey, Michael H (2007) Estimating and optimising measurement uncertainty in environmental monitoring: an example using six contrasting contaminated land investigations. Geostandards and Geoanalytical Research, 31 (3). pp. 237-249. ISSN 1639-4488

Ramsey, Mike, Taylor, PD, Kelly, J and Boon, KA (2007) Assessing the reliability and the cost-effectiveness of routine site investigation. Ground Engineering, 2007 (8). pp. 34-37. ISSN 0017-4653

Taylor, Paul D and Ramsey, Michael H (2007) Cost-effective investigation of contaminated land. Project Report. CL:AIRE.

Ramsey, Michael H and Ellison, Stephen L R, eds. (2007) Measurement uncertainty arising from sampling: a guide to methods and approaches, 1st Edition. Eurachem. ISBN 9780948926266

Lyn, Jennifer A, Ramsey, Michael H, Damant, Andrew P and Wood, Roger (2007) Empirical versus modelling approaches to the estimation of measurement uncertainty caused by primary sampling. Analyst, 132. pp. 1231-1237. ISSN 0003-2654

Lyn, Jennifer A, Palestra, Ilaria M, Ramsey, Michael H, Damant, Andrew P and Wood, Roger (2007) Modifying uncertainty from sampling to achieve fitness for purpose: a case study on nitrate in lettuce. Accreditation and Quality Assurance, 12 (2). pp. 67-74. ISSN 0949-1775

Ramsey, Michael H and Thompson, Michael (2007) Uncertainty from sampling, in the context of fitness for purpose. Accreditation and Quality Assurance, 12 (10). pp. 503-513. ISSN 0949-1775

Hansen, Jerome Bjerre, Grøn, Christian, Lund, Ulla, Magnusson, Bertil, Nordbotten, Astrid, Oberender, Anke and Ramsey, Michael H (2007) Uncertainty from sampling: workshop to launch a Nordtest handbook on sampling uncertainty estimation and control. Accreditation and Quality Assurance. Journal for Quality, Comparability and Reliability in Chemical Measurement, 12 (7). pp. 377-381. ISSN 0949-1775

Lyn, Jennifer A, Ramsey, Michael H, Coad, D Stephen, Damant, Andrew P, Wood, Roger and Boon, Katy A (2007) The duplicate method of uncertainty estimation: are eight targets enough? Analyst, 132. pp. 1147-1152. ISSN 0003-2654

Manciulea, Adriana and Ramsey, Michael H (2006) Effect of scale of Cd heterogeneity and timing of exposure on the Cd uptake and shoot biomass, of plants with a contrasting root morphology. Science of the Total Environment, 367 (2-3). pp. 958-967. ISSN 0048-9697

Ramsey, Michael H, Boley, Nick, Ellison, Stephen L R, Hasselbarth, Werner, Ischi, Hanspeter, Wegscheider, Wolfhard and Zschunke, Adolf (2006) Measurement strategy and quality. In: Czichos, Horst, Saito, Tetsuya and Smith, Leslie (eds.) Springer handbook of materials measurement methods. Springer, pp. 17-23. ISBN 9783540207856

Taylor, P D and Ramsey, M H (2005) Sampling Strategies for Contaminated Brownfield Sites. Soil Use and Management, 21(Sup. pp. 440-449.

Taylor, Paul D and Ramsey, Michael H (2005) Cost-effective investigation of contaminated land: application of the innovative OCLI method to organic contamination. Land Contamination and Reclamation, 13 (1). pp. 11-21. ISSN 0967-0513

Podar, Dorina and Ramsey, Michael H (2005) Effect of alkaline pH and associated Zn on the concentration and total uptake of Cd by lettuce: comparison with predictions from the CLEA model. Science of the Total Environment, 347 (1-3). pp. 53-63. ISSN 0048-9697

Lyn, Jennifer A, Ramsey, Michael H, Damant, Andrew P and Wood, Roger (2005) Optimising Uncertainty in Physical Sample Preparation. Analyst, 130. pp. 1507-1512. ISSN 0003-2654

Lyn, J A, Ramsey, M H, Damant, A P and Wood, R (2005) Two stage application of the OU method: a practical assessment. Analyst, 130. pp. 1271-1279.

Taylor, Paul D, Ramsey, Michael H and Potts, Philip J (2005) Spatial contaminant heterogeneity: quantification with scale of measurement at contrasting sites. Journal of Environmental Monitoring, 7 (12). pp. 1364-1370. ISSN 1464-0325

Ramsey, Michael H (2004) Sampling the Environment: twelve key questions that need answers. Geostandards and Geoanalytical Research, 28 (2). pp. 251-261. ISSN 1639-4488

Millis, Peter R, Ramsey, Mike H and John, Elizabeth A (2004) Heterogeneity of cadmium concentration in soil as a source of uncertainty in plant uptake and its implications for human health risk assessment. Science of the Total Environment, 326 (1-3). pp. 49-53. ISSN 0048-9697

Podar, Dorina, Ramsey, Mike H and Hutchings, Michael J (2004) The effect of cadmium, zinc and substrate heterogeneity on yield, shoot metal concentration and metal uptake by Brassica juncea (cv. 426308): implications for human health risk assessment and phytoremediation. New Phytologist, 163 (2). pp. 313-324. ISSN 1469-8137

Kane, Jean S, Niskavaara, Heikki, Hämäläinen, Lea, Sandstrom, Harry and Ramsey, Michael H (2004) Guest Editorial - "Geoanalysis 2003". Geostandards and Geoanalytical Research, 28 (1). p. 7. ISSN 1639-4488

Taylor, Paul D, Ramsey, Michael H and Potts, Philip J (2004) Balancing measurement uncertainty against financial benefits: a comparison of in situ and ex situ analysis of contaminated land. Environmental Science and Technology, 38 (24). pp. 6824-6831. ISSN 0013-936X

Ramsey, Michael H (2004) When is sampling part of the measurement process? Accreditation and Quality Assurance, 9 (11-12). pp. 727-728. ISSN 0949-1775

Lyn, Jennifer A, Ramsey, Michael H, Fussell, Richard J and Wood, Roger (2003) Measurement uncertainty from physical sample preparation: estimation including systematic error. Analyst, 128 (11). pp. 1391-1398. ISSN 0003-2654

Lyn, Jennifer A, Ramsey, Michael H and Wood, Roger (2003) Multi-analyte optimisation of uncertainty in infant food analysis. Analyst, 128 (4). pp. 379-388. ISSN 0003-2654

Ramsey, Michael (2002) Unreliable site investigation. Other. Contaminated Land : Applications In the Real Environment, London.UK.

Lyn, Jennifer A, Ramsey, Michael H and Wood, Roger (2002) Optimised uncertainty in food analysis: application and comparison between four contrasting 'analyte-commodity' combinations. Analyst, 127. pp. 1252-1260. ISSN 0003-2654

Ramsey, Michael H, Taylor, Paul D and Lee, Jong-Chun (2002) Optimized contaminated land investigation at minimum overall cost to achieve fitness-for-purpose. Journal of Environmental Monitoring, 4 (5). pp. 809-814. ISSN 1464-0325

Potts, Philip J, Ramsey, Michael H and Carlisle, James (2002) Portable X-ray fluorescence in the characterisation of arsenic contamination associated with industrial buildings at a heritage arsenic works site near Redruth, Cornwall, UK. Journal of Environmental Monitoring, 4. pp. 1017-1024. ISSN 1464-0325

Ramsey, M H (2002) Appropriate rather than representative sampling, based on acceptable levels of uncertainty. Accreditation and Quality Assurance, 7 (7). pp. 274-280. ISSN 0949-1775

Gee, Clare, Ramsey, Michael H and Thornton, Iain (2001) Buffering from Secondary Minerals as a migration limiting factor in lead polluted soils at historical smelting sites. Applied Geochemistry, 16 (9-10). pp. 1193-1199. ISSN 0883-2927

Ramsey, Michae H and Lee, Jong-Chun (2001) Modelling measurement uncertainty as a function of concentration: an example from a contaminated land investigation. Analyst, 126 (10). pp. 1784-1791. ISSN 0003-2654

Ramsey, Michael H, Lyn, Jennifer and Wood, Roger (2001) Optimised uncertainty at minimum overall cost to achieve fitness-for-purpose in food analysis. Analyst, 126 (10). pp. 1777-1783. ISSN 0003-2654

Squire, Sharon and Ramsey, Michael H (2001) Inter-organisational sampling trials for the uncertainty estimation of landfill gas measurements. Journal of Environmental Monitoring, 3 (3). pp. 288-294. ISSN 1464-0325

Squire, Sharon, Ramsey, Michael H, Gardner, Michael J and Lister, Dustin (2000) Sampling proficiency test for the estimation of uncertainty in the spatial delineation of contamination. Analyst, 125 (11). 2026 - 2031. ISSN 0003-2654

Ramsey, Michael H, Squire, Sharon and Gardner, Michael J (1999) Synthetic reference sampling target for the estimation of measurement uncertainty. Analyst, 124 (11). 1701 - 1706. ISSN 0003-2654

Ramsey, M H (1998) Switching from representative to appropriate sampling, and from deterministic to probabilistic interpretations. Institute of Wastes Management Conference, UK, 1998. Published in: IWM Proceedings. March 16-20. IWM BUSINESS SERVICES LIMITED ISSN 0968-7068

Squire, Sharon, Ramsey, Michael H and Gardner, Michael J (1998) Estimation of bias in the measurement of ‘hot spots’ on contaminated land. Contaminated Soil ’98, The Sixth International FZK/TNO Conference on Contaminated Soil, Edinburgh, UK, 17 - 21 May 1998. Published in: Contaminated Soil ’98: The proceedings of ConSoil '98, the sixth international FZK/TNO conference on contaminated soil. 2 861-862. Thomas Telford, London, UK. ISBN 9780727746566

Ramsey, Michael H, Argyraki, Ariadni and Squire, Sharon (1998) Measurement uncertainty arising from sampling contaminated land: a tool for evaluating fitness-for-purpose. Contaminated Soil 1998: Sixth International FZK/TNO Conference on Contaminated Soil, Edinburgh, UK, 17 - 21 May 1998. Published in: Contaminated Soil ’98: The proceedings of ConSoil '98, the sixth international FZK/TNO conference on contaminated soil. 1 221-230. Thomas Telford, London. ISBN 9780727746566

Ramsey, Michael H and Argyraki, Ariadni (1997) Estimation of measurement uncertainty from field sampling: implications for the classification of contaminated land. Science of the Total Environment, 198 (3). 243 - 257. ISSN 0048-9697

Argyraki, Ariadni, Ramsey, Michael H and Potts, Philip J (1997) Evaluation of Portable X-ray Flourescence Instrumentation for in situ Measurements of Lead on Contaminated Land. Analyst, 122 (8). 743 - 749. ISSN 00032654

Ramsey, M H, Argyraki, A and Thompson, M (1996) Estimation of sampling uncertainties: implications for regulation of contaminated land. ESARDA 18th Annual Meeting: Analytical Measurement and their Interpretation for Regulatory Purposes, Bath, UK, 14th - 16th May 1996. Published in: ESARDA Bulletin. 27 (August) 34-34. ESARDA, Italy. ISSN 1977-5296

Ramsey, Michael H and Thompson, Michael (1982) On-line diluter for atomic absorption spectrophotometry. Analyst, 107 (1271). pp. 232-234. ISSN 0003-2654