@article{GDZPPN002062437,
title = {Flaccidity of geometric index for nonsingular vector fields.},
journal = {Commentarii mathematici Helvetici},
volume = {52},
year = {1977},
pages = {161-176},
zbl = {0366.58011},
url = {http://dml.mathdoc.fr/item/GDZPPN002062437}
}
Asimov, Daniel. Flaccidity of geometric index for nonsingular vector fields.. Commentarii mathematici Helvetici, Tome 52 (1977) pp. 161-176. http://gdmltest.u-ga.fr/item/GDZPPN002062437/