Hsu, Chion-TingChion-TingHsuWu, Ja-LingJa-LingWuJA-LING WU2018-09-102018-09-101999http://www.scopus.com/inward/record.url?eid=2-s2.0-0032785523&partnerID=MN8TOARShttp://scholars.lib.ntu.edu.tw/handle/123456789/348148application/pdf1042070 bytesapplication/pdfHidden digital watermarks in imagesjournal article10.1109/83.736686