SUYONO, Suyono. Stratigraphy and Tectonics of the East Ketungau Basin, West Kalimantan during Palaeogene. Indonesian Journal on Geoscience, [S. l.], v. 8, n. 4, p. 205–214, 2013. DOI: 10.17014/ijog.8.4.205-214. Disponível em: https://ijog.geologi.esdm.go.id/index.php/IJOG/article/view/170. Acesso em: 3 jul. 2025.