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@article{MAN_1994__299_4_165213, author = {Michael Kapovich}, title = {Deformations of representations of discrete subgroups of {SO} (3,1).}, journal = {Mathematische Annalen}, pages = {341--354}, publisher = {mathdoc}, volume = {299}, number = {4}, year = {1994}, zbl = {0828.57009}, url = {http://geodesic.mathdoc.fr/item/MAN_1994__299_4_165213/} }
Michael Kapovich. Deformations of representations of discrete subgroups of SO (3,1).. Mathematische Annalen, Tome 299 (1994) no. 4, pp. 341-354. http://geodesic.mathdoc.fr/item/MAN_1994__299_4_165213/