@article{NSJOM_1995_25_1a_14,
     author = {Bodro\v{z}a 

 Olga},
     title = {Enumeration of oriented walks in digraphs using system of recurrence 

 relations},
     journal = {Novi Sad Journal of Mathematics},
     pages = {129-140},
     publisher = {mathdoc},
     volume = {25},
     number = {1},
     year = {1995},
     url = {http://geodesic.mathdoc.fr/item/NSJOM_1995_25_1a_14/}
}