@article{GDZPPN002431726,
title = {On the Lengths of Closed Geodesics on Almost Round Spheres.},
journal = {Mathematische Zeitschrift},
volume = {192},
year = {1986},
pages = {549-558},
zbl = {0595.53049},
url = {http://dml.mathdoc.fr/item/GDZPPN002431726}
}
Bangert, Victor. On the Lengths of Closed Geodesics on Almost Round Spheres.. Mathematische Zeitschrift, Tome 192 (1986) pp. 549-558. http://gdmltest.u-ga.fr/item/GDZPPN002431726/