@article{NSJOM_1979_9_Nonea_25,
     author = {Stojakovi\'c Zoran and U\v{s}an Janez},
     title = {A 

 classification of finite partial guasigroupes},
     journal = {Novi Sad Journal of Mathematics},
     pages = {185-190},
     publisher = {mathdoc},
     volume = {9},
     year = {1979},
     url = {http://geodesic.mathdoc.fr/item/NSJOM_1979_9_Nonea_25/}
}