Kuo, R.-F.R.-F.KuoTAH HSIUNG CHU2020-06-162020-06-162009https://scholars.lib.ntu.edu.tw/handle/123456789/502288Explicit expressions of the unconditional stability boundaries of a three-port networkconference paper10.1109/APMC.2009.53844652-s2.0-77950678765https://www.scopus.com/inward/record.uri?eid=2-s2.0-77950678765&doi=10.1109%2fAPMC.2009.5384465&partnerID=40&md5=b181abc8bcd297a56445cdc9de0be9ea