@article{MM2_1993__79_1_155845,
     author = {J\"org Winkelmann},
     title = {Invariant hyperbolic {Stein} domains.},
     journal = {Manuscripta mathematica},
     pages = {329--334},
     publisher = {mathdoc},
     volume = {79},
     number = {1},
     year = {1993},
     zbl = {0791.32014},
     url = {http://geodesic.mathdoc.fr/item/MM2_1993__79_1_155845/}
}