@article{AMLG_1970__13_137840,
     author = {Horst Luckhardt},
     title = {Kripke-Semantik der derivativen {Pr\"adikatelogik.}},
     journal = {Archiv f\"ur mathematische Logik und Grundlagenforschung},
     pages = {134--135},
     publisher = {mathdoc},
     volume = {13},
     year = {1970},
     zbl = {0218.02019},
     url = {http://geodesic.mathdoc.fr/item/AMLG_1970__13_137840/}
}