@article{ADM_2010_9_1_a3,
     author = {Jan Ga{\l}uszka},
     title = {Lattices of classes of groupoids with one-sided quasigroup conditions},
     journal = {Algebra and discrete mathematics},
     pages = {31--40},
     year = {2010},
     volume = {9},
     number = {1},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/ADM_2010_9_1_a3/}
}