@article{NSJOM_1998_28_2a_15,
     author = {D. 

 Ma\v{s}ulovi\'c},
     title = {Primitive-positive maximal clones},
     journal = {Novi Sad Journal of Mathematics},
     pages = {155-162},
     publisher = {mathdoc},
     volume = {28},
     number = {2},
     year = {1998},
     url = {http://geodesic.mathdoc.fr/item/NSJOM_1998_28_2a_15/}
}