@article{MASLO_1982__32_2_a8,
     author = {P\'ocs, Jozef},
     title = {Congruence relations on direct products of lattices},
     journal = {Mathematica slovaca},
     pages = {173--175},
     publisher = {mathdoc},
     volume = {32},
     number = {2},
     year = {1982},
     mrnumber = {658251},
     zbl = {0484.06009},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/MASLO_1982__32_2_a8/}
}