@article{AMLG_1970__13_137831,
     author = {Giorgio Germano},
     title = {Metamathematische {Begriffe} in {Standardtheorien.}},
     journal = {Archiv f\"ur mathematische Logik und Grundlagenforschung},
     pages = {22--38},
     publisher = {mathdoc},
     volume = {13},
     year = {1970},
     zbl = {0221.02037},
     url = {http://geodesic.mathdoc.fr/item/AMLG_1970__13_137831/}
}