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Fisher Barham, David and Stewart, Alan J A (2005) Differential indirect effects of excluding livestock and rabbits from chalk heath on the associated leafhopper (Hemiptera: Auchenorrhyncha) fauna. Journal of Insect Conservation, 9 (4). pp. 351-361. ISSN 1366-638X
Fisher Barham, David (2010) The ecological interactions of the hemiparasite Rhinanthus minor and its invertibrate herbivores. Doctoral thesis (DPhil), University of Sussex.