@article{MAN_1991__289_4_164786,
     author = {Giorgio Patrizio and Pit-Mann Wong},
     title = {Stein manifolds with compact symmetric center.},
     journal = {Mathematische Annalen},
     pages = {355--382},
     publisher = {mathdoc},
     volume = {289},
     number = {4},
     year = {1991},
     zbl = {0729.32003},
     url = {http://geodesic.mathdoc.fr/item/MAN_1991__289_4_164786/}
}