A novel fault location method based on the approximate entropy for small current grounding system
WANG Xiao-wei, ZHANG Tao, TIAN Shu, ZHANG Yu-jun, LI Tao, CHENG Zhi-lei
Electric Power . 2012, (3): 1 -6 .  DOI: 10.11930/j.issn.1004-9649.2012.3.1.5