@article{NSJOM_1994_24_2a_10,
     author = {Acketa Dragan M. and \v{Z}uni\'c Jovi\v{s}a D.},
     title = {An asymptotically optimal 

 algorithm for construction of optimal digital star-shaped polygons},
     journal = {Novi Sad Journal of Mathematics},
     pages = {101-116},
     publisher = {mathdoc},
     volume = {24},
     number = {2},
     year = {1994},
     url = {http://geodesic.mathdoc.fr/item/NSJOM_1994_24_2a_10/}
}