TY - Front. Electr. Electron. Eng. A1 - YU Yixin, YAN Xuefei, ZHANG Yongwu T1 - Optimal planning of high voltage distribution substations Y1 - 2007-09-05 JF - Frontiers of Electrical and Electronic Engineering JO - Front. Electr. Electron. Eng. SP - 368 EP - 373 VL - 2 IS - 3 UR - https://journal.hep.com.cn/fee N1 - 10.1007/s11460-007-0069-9 ER -