HAMID, Abdul. Kinerja Investasi PT. Gresik Migas Berbasis Entrepreneur. Jurnal Bina Praja, [S. l.], v. 6, n. 4, p. 249–260, 2015. DOI: 10.21787/jbp.06.2014.249-259. Disponível em: https://jurnal.kemendagri.go.id/index.php/jbp/article/view/14. Acesso em: 4 oct. 2025.