@article{CMJ_1997__47_4_a10,
     author = {Je\v{z}ek, Jaroslav},
     title = {Enumerating left distributive groupoids},
     journal = {Czechoslovak Mathematical Journal},
     pages = {717--727},
     publisher = {mathdoc},
     volume = {47},
     number = {4},
     year = {1997},
     mrnumber = {1479315},
     zbl = {0897.08003},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/CMJ_1997__47_4_a10/}
}