@article{NSJOM_1986_16_2a_9,
     author = {Mitrovi\'c Slobodanka},
     title = {On a generalization of a cramer 

 theorem},
     journal = {Novi Sad Journal of Mathematics},
     pages = {101-106},
     publisher = {mathdoc},
     volume = {16},
     number = {2},
     year = {1986},
     url = {http://geodesic.mathdoc.fr/item/NSJOM_1986_16_2a_9/}
}