@article{NSJOM_1997_27_1a_8,
     author = {Vojvodi\'c Gradimir and Pantovi\'c Jovanka and To\v{s}i\'c Ratko,},
     title = {The 

 number of clones containing an unary function},
     journal = {Novi Sad Journal of Mathematics},
     pages = {83-87},
     publisher = {mathdoc},
     volume = {27},
     number = {1},
     year = {1997},
     url = {http://geodesic.mathdoc.fr/item/NSJOM_1997_27_1a_8/}
}