THOMAS, Marykutty. On farm pre-weaning performance and variable cost of rearing of Sunandini replacement dairy calves in humid tropics of Kerala. Indian Journal of Dairy Science, India, v. 69, n. 5, 2016. Disponível em: https://epubs.icar.org.in/index.php/IJDS/article/view/47687. Acesso em: 21 oct. 2025.