@article{ASNSP_1998_4_26_2_329_0, author = {Fels, Gregor and Geatti, Laura}, title = {Geometry of biinvariant subsets of complex semisimple {Lie} groups}, journal = {Annali della Scuola Normale Superiore di Pisa - Classe di Scienze}, pages = {329--356}, publisher = {Scuola normale superiore}, volume = {Ser. 4, 26}, number = {2}, year = {1998}, mrnumber = {1631593}, zbl = {0922.32011}, language = {en}, url = {http://archive.numdam.org/item/ASNSP_1998_4_26_2_329_0/} }