Irsyadulhaq, Irsyadulhaq, 		Arifin, Arifin, 		Ramdhan, Agus, 		Rachmayani, Rima, 		Iskandar, Irwan, AND 		Wijayanti, Kemala.
" Karakteristik Hidrogeokimia dan Isotop Air Tanah di Pesisir Kota Balikpapan, Kalimantan Timur" <em>Bulletin of Geology</em> [Online], Volume 8 Number 1 (17 July 2024)