Liu, Y.-H.Y.-H.LiuChang, C.C.C.C.ChangChern, R.-L.R.-L.ChernRUEY-LIN CHERNCHIEN-CHENG CHANG2020-04-282020-04-282007https://scholars.lib.ntu.edu.tw/handle/123456789/486007Phononic band gaps of elastic periodic structures: A homogenization theory studyjournal article10.1103/PhysRevB.75.0541042-s2.0-33846887595https://www.scopus.com/inward/record.uri?eid=2-s2.0-33846887595&doi=10.1103%2fPhysRevB.75.054104&partnerID=40&md5=7e49071c86e06aeee5623e831501c820