@article{1183514831,
author = {Loewner, Charles},
title = {Some classes of functions defined by difference or differential inequalities},
journal = {Bull. Amer. Math. Soc.},
volume = {56},
number = {6},
year = {1950},
pages = { 308-319},
language = {en},
url = {http://dml.mathdoc.fr/item/1183514831}
}
Loewner, Charles. Some classes of functions defined by difference or differential inequalities. Bull. Amer. Math. Soc., Tome 56 (1950) no. 6, pp. 308-319. http://gdmltest.u-ga.fr/item/1183514831/