@article{GDZPPN002423847,
title = {Isometric Immersions in Codimesion Two with Non Negative Curvature.},
journal = {Mathematische Zeitschrift},
volume = {174},
year = {1980},
pages = {111-118},
zbl = {0417.53032},
url = {http://dml.mathdoc.fr/item/GDZPPN002423847}
}
Mercuri, Francesco; Baldin, Yuriko Y. Isometric Immersions in Codimesion Two with Non Negative Curvature.. Mathematische Zeitschrift, Tome 174 (1980) pp. 111-118. http://gdmltest.u-ga.fr/item/GDZPPN002423847/