@article{02095715, title = {Rigidity II: non-orientable case.}, journal = {Documenta Mathematica}, volume = {9}, year = {2004}, pages = {29-40}, zbl = {1056.14029}, language = {en}, url = {http://dml.mathdoc.fr/item/02095715} }
Yagunov, Serge. Rigidity II: non-orientable case.. Documenta Mathematica, Tome 9 (2004) pp. 29-40. http://gdmltest.u-ga.fr/item/02095715/