@article{NSJOM_2007_37_1a_16,
     author = {D. Te\v{s}endi\'c},
     title = {A database model for library material usage},
     journal = {Novi Sad Journal of Mathematics},
     pages = {155-162},
     year = {2007},
     volume = {37},
     number = {1},
     url = {http://geodesic.mathdoc.fr/item/NSJOM_2007_37_1a_16/}
}