Atindogbe, Cyriaque; Duggal, Krishan L. Pseudo-Jacobi operators and Osserman lightlike hypersurfaces. (English) Zbl 1173.53013 Kodai Math. J. 32, No. 1, 91-108 (2009). Reviewer: Johannes Viktor Feitzinger (Bochum) MSC: 53B30 53B50 PDF BibTeX XML Cite \textit{C. Atindogbe} and \textit{K. L. Duggal}, Kodai Math. J. 32, No. 1, 91--108 (2009; Zbl 1173.53013) Full Text: DOI
Atindogbe, C.; Duggal, K. L. Conformal screen on lightlike hypersurfaces. (English) Zbl 1057.53051 Int. J. Pure Appl. Math. 11, No. 4, 421-442 (2004). Reviewer: Ruth Kellerhals (Fribourg) MSC: 53C50 53C20 83C40 PDF BibTeX XML Cite \textit{C. Atindogbe} and \textit{K. L. Duggal}, Int. J. Pure Appl. Math. 11, No. 4, 421--442 (2004; Zbl 1057.53051)