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@article{MZ_1976__147_172339, author = {Catherine Bandle}, title = {On a {Differential} {Inequality} and {Its} {Applications} to {Geometry.}}, journal = {Mathematische Zeitschrift}, pages = {253--262}, publisher = {mathdoc}, volume = {147}, year = {1976}, zbl = {0316.35009}, url = {http://geodesic.mathdoc.fr/item/MZ_1976__147_172339/} }
Catherine Bandle. On a Differential Inequality and Its Applications to Geometry.. Mathematische Zeitschrift, Tome 147 (1976), pp. 253-262. http://geodesic.mathdoc.fr/item/MZ_1976__147_172339/