@article{NSJOM_2003_33_1a_0,
     author = {S. Lozi\'c and V. Mudrinski and J. \v{Z}uni\'c},
     title = {Some results in 

 discrete mathematics and digital geometry by professor {Dragan} {Acketa}},
     journal = {Novi Sad Journal of Mathematics},
     pages = {1-14},
     publisher = {mathdoc},
     volume = {33},
     number = {1},
     year = {2003},
     url = {http://geodesic.mathdoc.fr/item/NSJOM_2003_33_1a_0/}
}