@article{AUCMP_1981__22_2_a1,
     author = {Drbohlav, K.},
     title = {Homegeneous groupoids},
     journal = {Acta Universitatis Carolinae. Mathematica et Physica},
     pages = {[3]},
     publisher = {mathdoc},
     volume = {22},
     number = {2},
     year = {1981},
     zbl = {0491.22001},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/AUCMP_1981__22_2_a1/}
}