@article{01907873,
title = {On the rigidity of horizontal slices.},
journal = {Portugaliae Mathematica. Nova S\'erie},
volume = {59},
year = {2002},
pages = {409-433},
zbl = {1032.32010},
language = {en},
url = {http://dml.mathdoc.fr/item/01907873}
}
Lu, Zhiqin. On the rigidity of horizontal slices.. Portugaliae Mathematica. Nova Série, Tome 59 (2002) pp. 409-433. http://gdmltest.u-ga.fr/item/01907873/