Gick, B.B.GickStavness, I.I.StavnessChenhao ChiuFels, S.S.Fels2018-09-102018-09-102011http://www.scopus.com/inward/record.url?eid=2-s2.0-84859513486&partnerID=MN8TOARShttp://scholars.lib.ntu.edu.tw/handle/123456789/365247Categorical variation in lip posture is determined by quantal biomechanical-articulatory relationsjournal article2-s2.0-84859513486