COLLETT, S. SPA (standardized performance analysis) Part 1:: What do the production numbers mean?. The Bovine Practitioner, [S. l.], v. 1998, n. 32.2, p. 29–35, 1998. DOI: 10.21423/bovine-vol1998no32.2p29-35. Disponível em: https://bovine-ojs-tamu.tdl.org/bovine/article/view/1576. Acesso em: 14 jul. 2024.