@article{GDZPPN00206216X,
title = {Harmonic Maps and the Topology of Stable Hypersurfaces and Manifolds with Non-negative Ricci Curvature},
journal = {Commentarii mathematici Helvetici},
volume = {51},
year = {1976},
pages = {333-342},
zbl = {0361.53040},
url = {http://dml.mathdoc.fr/item/GDZPPN00206216X}
}
Yau, Shing Tung; Schoen, Richard. Harmonic Maps and the Topology of Stable Hypersurfaces and Manifolds with Non-negative Ricci Curvature. Commentarii mathematici Helvetici, Tome 51 (1976) pp. 333-342. http://gdmltest.u-ga.fr/item/GDZPPN00206216X/