9Chuanyun Wan, Min Cheng, Di Wu. Synthesis of spherical spinel LiMn204 with commercial manganese carbonate. Powder Technology. 2011,210(1): 47 -51.
10Seied Mahdi Pourmortazavi, Mehdi Rahimi - Nasrahadi, Ali Akbar Davoudi - Dehaghani, et al. Statistical optimization of experimental parametersfor synthesis of manganese carbonate and manganese oxide nanoparticles. Materials Research Bulletin. 2012, 4(47) :1045 -1050.