Voir la notice de l'article provenant de la source Institute of Mathematics Polish Academy of Sciences
@article{10_4064_ap_22_2_229_237, author = {M. Kuczma}, title = {On squares of differentiable functions}, journal = {Annales Polonici Mathematici}, pages = {229--237}, publisher = {mathdoc}, volume = {22}, number = {2}, year = {1969}, doi = {10.4064/ap-22-2-229-237}, language = {en}, url = {http://geodesic.mathdoc.fr/articles/10.4064/ap-22-2-229-237/} }
M. Kuczma. On squares of differentiable functions. Annales Polonici Mathematici, Tome 22 (1969) no. 2, pp. 229-237. doi : 10.4064/ap-22-2-229-237. http://geodesic.mathdoc.fr/articles/10.4064/ap-22-2-229-237/
Cité par Sources :