Iwan Setiawan Petrology, Rare Earth Elements Editor-in-chief Riset Geologi & Pertambangan, Indonesian Journal of Geology & Mining bogalakon@gmail.com
Lembaga Ilmu Pengetahuan Indonesia
Iwan Setiawan Petrology, Rare Earth Elements Editor-in-chief Riset Geologi & Pertambangan, Indonesian Journal of Geology & Mining bogalakon@gmail.com