Voir la notice de l'article provenant de la source Czech Digital Mathematics Library
@article{AUCMP_1987__28_2_a20, author = {Zaj{\'\i}\v{c}ek, L.}, title = {Strict differentiability via differentiability}, journal = {Acta Universitatis Carolinae. Mathematica et Physica}, pages = {157--159}, publisher = {mathdoc}, volume = {28}, number = {2}, year = {1987}, mrnumber = {0932752}, zbl = {0646.46037}, language = {en}, url = {http://geodesic.mathdoc.fr/item/AUCMP_1987__28_2_a20/} }
Zajíček, L. Strict differentiability via differentiability. Acta Universitatis Carolinae. Mathematica et Physica, Tome 28 (1987) no. 2, pp. 157-159. http://geodesic.mathdoc.fr/item/AUCMP_1987__28_2_a20/