JULIANI, R.; SEMBIRING, T.; SITEPU, M.; MOTLAN, . Geophysical Study for Discovering The Missing of Lau Ketuken from The Surface at Sulkam Village. International Journal of Sciences: Basic and Applied Research (IJSBAR), [S. l.], v. 22, n. 1, p. 360–366, 2015. Disponível em: https://gssrr.org/index.php/JournalOfBasicAndApplied/article/view/4020. Acesso em: 23 jul. 2024.