@article{ARM_1965_1_4_a0,
     author = {Havel, V\'aclav},
     title = {Eigenschaften des {Halbverbandes} der {Zerlegungen} in einer {Menge}},
     journal = {Archivum mathematicum},
     pages = {213--215},
     year = {1965},
     volume = {1},
     number = {4},
     mrnumber = {0194346},
     zbl = {0192.04802},
     language = {de},
     url = {http://geodesic.mathdoc.fr/item/ARM_1965_1_4_a0/}
}