In this paper we present a review of recent results on semi-Riemannian manifolds satisfying curvature conditions of pseudosymmetry type.
@article{bwmeta1.element.bwnjournal-article-doi-10_4064-bc57-0-12, author = {Mohamed Belkhelfa and Ryszard Deszcz and Ma\l gorzata G\l ogowska and Marian Hotlo\'s and Dorota Kowalczyk and Leopold Verstraelen}, title = {On some type of curvature conditions}, journal = {Banach Center Publications}, volume = {58}, year = {2002}, pages = {179-194}, zbl = {1023.53013}, language = {en}, url = {http://dml.mathdoc.fr/item/bwmeta1.element.bwnjournal-article-doi-10_4064-bc57-0-12} }
Mohamed Belkhelfa; Ryszard Deszcz; Małgorzata Głogowska; Marian Hotloś; Dorota Kowalczyk; Leopold Verstraelen. On some type of curvature conditions. Banach Center Publications, Tome 58 (2002) pp. 179-194. http://gdmltest.u-ga.fr/item/bwmeta1.element.bwnjournal-article-doi-10_4064-bc57-0-12/