@article{10_1017_S0017089510000765,
     author = {MAEDA, SADAHIRO and NAITOH, HIROO},
     title = {REAL {HYPERSURFACES} {WITH} {\ensuremath{\varphi}-INVARIANT} {SHAPE} {OPERATOR} {IN} {A} {COMPLEX} {PROJECTIVE} {SPACE}},
     journal = {Glasgow mathematical journal},
     pages = {347--358},
     year = {2011},
     volume = {53},
     number = {2},
     doi = {10.1017/S0017089510000765},
     url = {http://geodesic.mathdoc.fr/articles/10.1017/S0017089510000765/}
}