@article{1183509573, author = {Riordan, John}, title = {Derivatives of composite functions}, journal = {Bull. Amer. Math. Soc.}, volume = {52}, number = {12}, year = {1946}, pages = { 664-667}, language = {en}, url = {http://dml.mathdoc.fr/item/1183509573} }
Riordan, John. Derivatives of composite functions. Bull. Amer. Math. Soc., Tome 52 (1946) no. 12, pp. 664-667. http://gdmltest.u-ga.fr/item/1183509573/