@article{1103043341,
author = {Hummel, J. A.},
title = {The coefficient regions of starlike functions.},
journal = {Pacific J. Math.},
volume = {7},
number = {4},
year = {1957},
pages = { 1381-1389},
language = {en},
url = {http://dml.mathdoc.fr/item/1103043341}
}
Hummel, J. A. The coefficient regions of starlike functions.. Pacific J. Math., Tome 7 (1957) no. 4, pp. 1381-1389. http://gdmltest.u-ga.fr/item/1103043341/