@article{NSJOM_1985_15_1a_17,
     author = {Vojvodi\'c Gradimir \v{S}e\v{s}elja Branimir},
     title = {On the lattice of weak 

 fuzzy congruence relations on algebras},
     journal = {Novi Sad Journal of Mathematics},
     pages = {199-207},
     publisher = {mathdoc},
     volume = {15},
     number = {1},
     year = {1985},
     url = {http://geodesic.mathdoc.fr/item/NSJOM_1985_15_1a_17/}
}