@article{CMUC_1973_14_1_a6,
     author = {Slav{\'\i}k, V\'aclav},
     title = {On skew lattices. {I}},
     journal = {Commentationes Mathematicae Universitatis Carolinae},
     pages = {73--85},
     year = {1973},
     volume = {14},
     number = {1},
     mrnumber = {0319829},
     zbl = {0261.06005},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/CMUC_1973_14_1_a6/}
}