TY  - JOUR
AU  - Chavel, Isaac
AU  - Feldman, Edgar A.
TI  - The first eigenvalue of the laplacian on manifolds of non-negative curvature
JO  - Compositio Mathematica
PY  - 1974
SP  - 43
EP  - 53
VL  - 29
IS  - 1
PB  - Noordhoff International Publishing
UR  - http://www.numdam.org/item/CM_1974__29_1_43_0/
LA  - en
ID  - CM_1974__29_1_43_0
ER  -