@article{AUCMP_1978__19_2_a5,
     author = {Je\v{z}ek, J. and Kepka, Tom\'a\v{s}},
     title = {Quasetrivial and nearly quasitrivial distributive goupoids and semigroups},
     journal = {Acta Universitatis Carolinae. Mathematica et Physica},
     pages = {25--44},
     publisher = {mathdoc},
     volume = {19},
     number = {2},
     year = {1978},
     zbl = {0391.20054},
     language = {en},
     url = {https://geodesic-test.mathdoc.fr/item/AUCMP_1978__19_2_a5/}
}