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@article{PORMA_2002__59_4_50604, author = {Lu, Zhiqin}, title = {On the rigidity of horizontal slices.}, journal = {Portugaliae mathematica}, pages = {409--433}, publisher = {mathdoc}, volume = {59}, number = {4}, year = {2002}, zbl = {1032.32010}, language = {en}, url = {http://geodesic.mathdoc.fr/item/PORMA_2002__59_4_50604/} }
Lu, Zhiqin. On the rigidity of horizontal slices.. Portugaliae mathematica, Tome 59 (2002) no. 4, pp. 409-433. http://geodesic.mathdoc.fr/item/PORMA_2002__59_4_50604/