Septriandi, Ildrem Syafri, Yoga Adriana S, dan Farid Ferdian. 2021. “Jurassic Sandstone Characteristic Of Bobong Formation In Taliabu Island, Eastern Indonesia: Outcrop And Petrography Observations”. Jurnal Geosains Terapan 2 (3):29. https://geosainsterapan.id/index.php/id/article/view/15.