@article{AMLG_1974__16_137889,
     author = {Klaus Kaiser and M. Armbrust},
     title = {On some properties a projective model class passes on to the generated axiomatic class.},
     journal = {Archiv f\"ur mathematische Logik und Grundlagenforschung},
     pages = {133--136},
     publisher = {mathdoc},
     volume = {16},
     year = {1974},
     zbl = {0286.02057},
     url = {http://geodesic.mathdoc.fr/item/AMLG_1974__16_137889/}
}