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@article{JDM_1967__70_146567, author = {Gen-Ichiro Sunouchi}, title = {Derivatives of a {Polynomial} of {Best} {Approximation.}}, journal = {Jahresbericht der Deutschen Mathematiker-Vereinigung}, pages = {165--166}, publisher = {mathdoc}, volume = {70}, year = {1967}, zbl = {0286.42009}, url = {http://geodesic.mathdoc.fr/item/JDM_1967__70_146567/} }
Gen-Ichiro Sunouchi. Derivatives of a Polynomial of Best Approximation.. Jahresbericht der Deutschen Mathematiker-Vereinigung, Tome 70 (1967), pp. 165-166. http://geodesic.mathdoc.fr/item/JDM_1967__70_146567/