NORDIN, E.; ABAS, H.; BAKAR, N. Automated pH Regulator For Freshwater Prawn With Analog pH Meter Pro. International Journal of Human and Technology Interaction (IJHaTI), [S. l.], v. 5, n. 2 October, p. 1–6, 2021. Disponível em: https://ijhati.utem.edu.my/ijhati/article/view/6083. Acesso em: 22 may. 2026.