@article{NCD_2011_19_1_a0,
     author = {Vesna Vu\v{c}kovi\'c},
     title = {Digital {Watermark} in {Digital} {Images} and {E-books}},
     journal = {Review of the National Center for Digitization},
     pages = {1 - 6},
     publisher = {mathdoc},
     volume = {19},
     number = {1},
     year = {2011},
     url = {http://geodesic.mathdoc.fr/item/NCD_2011_19_1_a0/}
}