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@article{MZ_1976__150_172419, author = {J.-H. Eschenburg and J.J. O'Sullivan}, title = {Growth of {Jacobi} {Fields} and {Divergence} of {Geodesics.}}, journal = {Mathematische Zeitschrift}, pages = {221--238}, publisher = {mathdoc}, volume = {150}, year = {1976}, url = {http://geodesic.mathdoc.fr/item/MZ_1976__150_172419/} }
J.-H. Eschenburg; J.J. O'Sullivan. Growth of Jacobi Fields and Divergence of Geodesics.. Mathematische Zeitschrift, Tome 150 (1976), pp. 221-238. http://geodesic.mathdoc.fr/item/MZ_1976__150_172419/