@article{MV_1955_7_3-4_a15,
     author = {M. Stojakovi\'c},
     title = {On an elementary derivation of {Cramer's} rule},
     journal = {Matemati\v{c}ki vesnik},
     pages = {243 },
     publisher = {mathdoc},
     volume = {7},
     number = {3-4},
     year = {1955},
     url = {http://geodesic.mathdoc.fr/item/MV_1955_7_3-4_a15/}
}