ZAINAL, Muhammad Hazwan; CHUA KING LEE. Development of Automatic Litter Box Using ESP32. Evolution in Electrical and Electronic Engineering, [S. l.], v. 4, n. 2, p. 529–536, 2023. Disponível em: https://publisher.uthm.edu.my/periodicals/index.php/eeee/article/view/13195.. Acesso em: 18 jul. 2024.