WIRIYAPIPAT, N. ISO 50001: A Sustainable Energy Management System. University of the Thai Chamber of Commerce Journal Humanities and Social Sciences, [S. l.], v. 35, n. 2, p. 185–203, 2019. Disponível em: https://so06.tci-thaijo.org/index.php/utccjournalhs/article/view/194728. Acesso em: 30 aug. 2026.