@book{248722,
	author = {Amorim, M.G.R. de},
	title = {Seasonal prevalence and mean intensity of Psoroptes ovis infestation in goats in the Brazilian semiarid region},
	url = {http://www.scielo.br/pdf/rbpv/v24n1/1984-2961-rbpv-24-1-59.pdf}
}