VIEIRA, Fernando Emmanuel Gonçalves; YAMAMURA, Milton Hissashi; FREIRE, Roberta Lemos; HEADLEY, Selwyn Arlington. The effects of managerial systems on helminth infection in freerange chickens from northern Paraná, Brazil. Semina: Ciências Agrárias, [S. l.], v. 36, n. 6Supl2, p. 4311–4322, 2015. DOI: 10.5433/1679-0359.2015v36n6Supl2p4311. Disponível em: https://ojs.uel.br/revistas/uel/index.php/semagrarias/article/view/20545. Acesso em: 16 apr. 2026.