@article{05695569,
title = {Scalar curvature on lightlike hypersurfaces.},
journal = {APPS. Applied Sciences},
volume = {11},
year = {2009},
pages = {9-18},
zbl = {1187.53017},
language = {en},
url = {http://dml.mathdoc.fr/item/05695569}
}
Atindogbé, Cyriaque. Scalar curvature on lightlike hypersurfaces.. APPS. Applied Sciences, Tome 11 (2009) pp. 9-18. http://gdmltest.u-ga.fr/item/05695569/