Imaduddin, A. 2012. SIFAT ELEKTRON ATOM Mn DI STRUKTUR PEROVSKITE PADA KRISTAL TUNGGAL La2-2xSr1+2xMn2O7 (x= 0,40)[Electron Properties of Mn Atom on Perovskite Structure of La2-2xSr1+2xMn2O7 (x= 0,40) Single Crystal]. Jurnal Metalurgi. 27, 3 (Dec. 2012), 165–174. DOI:https://doi.org/10.14203/metalurgi.v27i3.300.