@article{1077377154, author = {Hartman, Philip}, title = {Interpolating families and generalized convex functions}, journal = {Duke Math. J.}, volume = {34}, number = {1}, year = {1967}, pages = { 511-518}, language = {en}, url = {http://dml.mathdoc.fr/item/1077377154} }
Hartman, Philip. Interpolating families and generalized convex functions. Duke Math. J., Tome 34 (1967) no. 1, pp. 511-518. http://gdmltest.u-ga.fr/item/1077377154/