@article{AMLG_1982__22_137987,
     author = {H.-D. Ebbinghaus and M. Ziegler},
     title = {Interpolation in {Logiken} monotoner {Systeme.}},
     journal = {Archiv f\"ur mathematische Logik und Grundlagenforschung},
     pages = {1--18},
     publisher = {mathdoc},
     volume = {22},
     year = {1982},
     zbl = {0508.03015},
     url = {http://geodesic.mathdoc.fr/item/AMLG_1982__22_137987/}
}