@article{CMUC_1986__27_3_a0,
     author = {Je\v{z}ek, Jaroslav},
     title = {Equational theories of some almost unary groupoids},
     journal = {Commentationes Mathematicae Universitatis Carolinae},
     pages = {421--433},
     publisher = {mathdoc},
     volume = {27},
     number = {3},
     year = {1986},
     mrnumber = {873616},
     zbl = {0617.08010},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/CMUC_1986__27_3_a0/}
}