Ge-doping in TiO2-Nb2O5-CaCO3 Varistor Ceramics: Structure and Property
KANG Kun-Yong, XU Kai-Meng, LIU Can, YANG Xiao-Qing, ZHENG Zhi-Feng
Journal of Inorganic Materials . 2018, (4): 447 -452 .  DOI: 10.15541/jim20170237