@proceedings{ Solr-acta59703, title = {Content protection combining watermarking with encryption : [abstract]}, series = {Conference of PhD Students in Computer Science}, author = {Steinby Paula}, address = {University of Szeged}, publisher = {Szeged}, year = {2002}, url = {http://acta.bibl.u-szeged.hu/59703/1/cscs_2002_089.pdf} }