@article{JRAM_1975__0274_0275_151584,
     author = {Ladislav Skula},
     title = {Maximale ...-und {...1-Kategorien.}},
     journal = {Journal f\"ur die reine und angewandte Mathematik},
     pages = {287--298},
     publisher = {mathdoc},
     volume = {0274_0275},
     year = {1975},
     zbl = {0308.20048},
     url = {http://geodesic.mathdoc.fr/item/JRAM_1975__0274_0275_151584/}
}