[1]
Bazanfaré, M. 2000. A volume comparison theorem and number of ends for manifolds with asimptotically nonnegative Ricci curvature. Revista Matemática Complutense. 13, 2 (janv. 2000), 399. DOI:https://doi.org/10.5209/rev_REMA.2000.v13.n2.17082.