KHOLIFAH, safitri; SITANIA, F. D.; SUKMONO, Y. Design Air Conditioner Maintenance SOP Based on ISO 9001:2015 . Journal of Industrial Engineering and Education, [S. l.], v. 2, n. 1, p. 108–125, 2024. Disponível em: https://jiee.bksti.org/index.php/iee/article/view/27. Acesso em: 30 sep. 2025.