@article{10_21136_CMJ_1994_128493,
     author = {Gadea, P. M. and Amilibia, A. Montesinos},
     title = {Totally umbilical {pseudo-Riemannian} submanifolds of the paracomplex projective space},
     journal = {Czechoslovak Mathematical Journal},
     pages = {741--756},
     publisher = {mathdoc},
     volume = {44},
     number = {4},
     year = {1994},
     doi = {10.21136/CMJ.1994.128493},
     mrnumber = {1295147},
     zbl = {0824.53056},
     language = {en},
     url = {http://geodesic.mathdoc.fr/articles/10.21136/CMJ.1994.128493/}
}