XRD Characterization of Interaction between Potassium Promoter and Magnetite
Zhu Yi-Xiang, Chai Yun-Zhou, Liu Zheng-Yang, Huang Su-Mei, Cheng Xiang-Ming
Acta Phys. -Chim. Sin. . 2000, (02): 126 -132 .  DOI: 10.3866/PKU.WHXB20000207