@article{JRAM_1950__188_150186,
     author = {Hermann Wendelin},
     title = {Ein {Vergleichskriterium} f\"ur {Ausdr\"ucke} in {Booleschen} {Verb\"anden} und einige {Anwendungen.}},
     journal = {Journal f\"ur die reine und angewandte Mathematik},
     pages = {147--149},
     publisher = {mathdoc},
     volume = {188},
     year = {1950},
     zbl = {0040.01002},
     url = {http://geodesic.mathdoc.fr/item/JRAM_1950__188_150186/}
}