ARAGO, Nilo et al. Smart Dairy Cattle Farming and In-Heat Detection through the Internet of Things (IoT). International Journal of Integrated Engineering, [S. l.], v. 14, n. 1, p. 157–172, 2022. Disponível em: https://penerbit.uthm.edu.my/ojs/index.php/ijie/article/view/7342. Acesso em: 7 apr. 2026.