YADAV, Dhawal Kant; BHARTI, P K; SINGH, Mukesh. Optimization of age and weight at first calving in dairy cattle – A way forward to enhanced productivity. Indian Farming, Delhi, India, v. 69, n. 7, 2019. Disponível em: https://epubs.icar.org.in/index.php/IndFarm/article/view/93543. Acesso em: 25 oct. 2025.