@article{00847588,
title = {Singular Klein manifolds.},
journal = {Portugaliae Mathematica. Nova S\'erie},
volume = {52},
year = {1995},
pages = {499-509},
zbl = {0842.53009},
language = {en},
url = {http://dml.mathdoc.fr/item/00847588}
}
Abdel-All, N.H. Singular Klein manifolds.. Portugaliae Mathematica. Nova Série, Tome 52 (1995) pp. 499-509. http://gdmltest.u-ga.fr/item/00847588/