Shuwanto, Hardy, 		Lie, Jenni, 		Abdullah, Hairus, AND 		Pasaribu, Subur.
" PREPARATION OF FE-DOPED ZINC OXYSULFIDE (Fe-Zn(O,S)) WITH SURFACE DEFECT FOR HYDROGEN EVOLUTION REACTION" <em>JURNAL KIMIA MULAWARMAN</em> [Online], Volume 20 Number 2 (26 May 2023)