@article{AIF_1993__43_2_459_0,
     author = {Hill, C. Denson and Nacinovich, Mauro},
     title = {The topology of {Stein} {CR} manifolds and the {Lefschetz} theorem},
     journal = {Annales de l'Institut Fourier},
     pages = {459--468},
     publisher = {Institut Fourier},
     address = {Grenoble},
     volume = {43},
     number = {2},
     year = {1993},
     doi = {10.5802/aif.1340},
     mrnumber = {94d:32012},
     zbl = {0782.32015},
     language = {en},
     url = {http://archive.numdam.org/articles/10.5802/aif.1340/}
}