Cheng, H.-CH.-CChengYEONG-SUNG LIN2020-02-112020-02-112004https://scholars.lib.ntu.edu.tw/handle/123456789/457365Minimum-cost multicast routing for multi-layered multimedia distributionjournal article2-s2.0-35048901119https://www.scopus.com/inward/record.uri?eid=2-s2.0-35048901119&partnerID=40&md5=c0ca502372153218a3b06de68d9182d9