@article{MASLO_1996__46_4_a7,
     author = {Chajda, Ivan and Cz\'edli, G\'abor},
     title = {Four notes on quasiorder lattices},
     journal = {Mathematica slovaca},
     pages = {371--378},
     publisher = {mathdoc},
     volume = {46},
     number = {4},
     year = {1996},
     mrnumber = {1472631},
     zbl = {0889.06001},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/MASLO_1996__46_4_a7/}
}