@article{MAN_1980__247_163363,
     author = {Kinetsu Abe},
     title = {Some {Remarks} on a {Class} of {Submanifolds} in {Space} {Forms} of {Non-Negative} {Curvature.}},
     journal = {Mathematische Annalen},
     pages = {275--278},
     publisher = {mathdoc},
     volume = {247},
     year = {1980},
     zbl = {0439.53058},
     url = {http://geodesic.mathdoc.fr/item/MAN_1980__247_163363/}
}