Hsueh C.-H.Hui D.2019-09-252019-09-25199509619526https://scholars.lib.ntu.edu.tw/handle/123456789/424878journal article10.1016/0961-9526(95)90017-92-s2.0-58149319617https://www2.scopus.com/inward/record.uri?eid=2-s2.0-58149319617&doi=10.1016%2f0961-9526%2895%2990017-9&partnerID=40&md5=e10f34deb47ad8f341da8663dec06a71