ANDRIJ TYBINKA; OLEXANDER ZAITSEV; GALYNA BLISHCH. Impact of Autonomic Tonus Typological Features on the Duodenum Structure of Chickens. Veterinary  Medicine, [S. l.], p. 12–17, 2016. Disponível em: https://openventio.us/index.php/VM/article/view/712. Acesso em: 22 sep. 2026.