IRWANTO, Hari; HAPSORO, Satrio Esti. Learning Biostratigraphy in University of Pembangunan Nasional “Veteran” Yogyakarta. Berita Sedimentologi, [S. l.], v. 31, n. 1, p. 83, 2021. DOI: 10.51835/bsed.2014.31.1.127. Disponível em: https://journal.iagi.or.id/index.php/FOSI/article/view/127. Acesso em: 30 oct. 2026.