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@article{MOMA_1988__106_1_178393, author = {Juan Arias de Reyna}, title = {A {Generalized} {Mean-Value} {Theorem.}}, journal = {Monatshefte f\"ur Mathematik}, pages = {95--98}, publisher = {mathdoc}, volume = {106}, number = {1}, year = {1988}, zbl = {0689.26002}, url = {http://geodesic.mathdoc.fr/item/MOMA_1988__106_1_178393/} }
Juan Arias de Reyna. A Generalized Mean-Value Theorem.. Monatshefte für Mathematik, Tome 106 (1988) no. 1, pp. 95-98. http://geodesic.mathdoc.fr/item/MOMA_1988__106_1_178393/