@article{coskun:videoHash,
 AUTHOR    = "Ozgur Ekici and Bulent Sankur and Baris Coskun and Umut Naci and Mahmut Akcay",
 TITLE     = "Comparative Assessment of Semifragile Watermarking Methods",
 JOURNAL   = "Journal of Electronic Imaging",
 VOLUME    = "13",
 NUMBER    = "1",
 YEAR      = "2004",
 PAGES     = "209-216"
}