@article{JRAM_1997__486_153909,
     author = {Jun-Muk Hwang},
     title = {Rigidity of homogeneous contact manifolds under {Fano} deformation.},
     journal = {Journal f\"ur die reine und angewandte Mathematik},
     pages = {153--164},
     year = {1997},
     volume = {486},
     zbl = {0876.53030},
     url = {http://geodesic.mathdoc.fr/item/JRAM_1997__486_153909/}
}