%0 Journal Article %A Okumura, Kazuhiro %T A certain tensor on real hypersurfaces in a nonflat complex space form %J Czechoslovak Mathematical Journal %D 2020 %P 1059-1077 %V 70 %N 4 %I mathdoc %U http://geodesic.mathdoc.fr/articles/10.21136/CMJ.2020.0128-19/ %R 10.21136/CMJ.2020.0128-19 %G en %F 10_21136_CMJ_2020_0128_19