A note on the first Betti number of submanifolds with nonnegative Ricci curvature in codimension two.
Noronha, Maria Helena
Manuscripta mathematica, Tome 70 (1991), p. 335-340 / Harvested from Göttinger Digitalisierungszentrum
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Publié le : 1991-01-01
EUDML-ID : urn:eudml:doc:155670 
@article{GDZPPN002232561,
     title = {A note on the first Betti number of submanifolds with nonnegative Ricci curvature in codimension two.},
     journal = {Manuscripta mathematica},
     volume = {70},
     year = {1991},
     pages = {335-340},
     zbl = {0756.53022},
     url = {http://dml.mathdoc.fr/item/GDZPPN002232561}
}

Noronha, Maria Helena. A note on the first Betti number of submanifolds with nonnegative Ricci curvature in codimension two.. Manuscripta mathematica, Tome 70 (1991) pp. 335-340. http://gdmltest.u-ga.fr/item/GDZPPN002232561/