Beach RH, Poulos C, Pattanayak SK. Agricultural household response to avian influenza prevention and control policies. J Agr Appl Econ. 2007 Aug 1;39(2):301-11.
Rousu MC, Monchuk DC, Shogren JF, Kosa KM. Consumer willingness to pay for “second generation” genetically engineered products and the role of market information. J Agr Appl Econ. 2005 Dec;37(3):647-57. doi: 10.1017/S1074070800027140
Webster AJ, Saville C, Church BM, Gnanasakthy A, Moss R. Some effects of different rearing systems on health, cleanliness and injury in calves. Vet J. 1985 Sep;141(5):472-83.
Webster AJ, Saville C, Church BM, Gnanasakthy A, Moss R. The effect of different rearing systems on the development of calf behaviour. Vet J. 1985 May;141(3):249-64.