%0 Journal Article %A Lumiste, Ülo %T Semiparallel isometric immersions of 3-dimensional semisymmetric Riemannian manifolds %J Czechoslovak Mathematical Journal %D 2003 %P 707-734 %V 53 %N 3 %I mathdoc %U http://geodesic.mathdoc.fr/item/CMJ_2003__53_3_a16/ %G en %F CMJ_2003__53_3_a16