TRUSNAWATI, N.; NURSITI, N.; NAVANTI, D. Pertamina Energy Marketing Strategy and its Effect on Environment Performance. International Review of Management and Marketing, [S. l.], v. 9, n. 3, p. 64–68, 2019. Disponível em: https://www.econjournals.com/index.php/irmm/article/view/8024. Acesso em: 29 apr. 2024.