@article{NSJOM_2008_38_3a_24,
     author = {M. Tuba and N. Stanarevi\'c and J. Novakovi\'c, P. \v{S}trbac},
     title = {Impact of hash function non-uniformity on digital

 signature security},
     journal = {Novi Sad Journal of Mathematics},
     pages = {201-208},
     publisher = {mathdoc},
     volume = {38},
     number = {3},
     year = {2008},
     url = {http://geodesic.mathdoc.fr/item/NSJOM_2008_38_3a_24/}
}