@article{MZ_1980__170_172906,
     author = {Reiko Naka-Miyaoka},
     title = {Minimal {Hypersurfaces} in the {Space} {Form} with {Three} {Principal} {Curvatures.}},
     journal = {Mathematische Zeitschrift},
     pages = {137--152},
     publisher = {mathdoc},
     volume = {170},
     year = {1980},
     zbl = {0416.53030},
     url = {http://geodesic.mathdoc.fr/item/MZ_1980__170_172906/}
}