@article{1077493516,
author = {Brown, Arthur B.},
title = {Effective parameters},
journal = {Duke Math. J.},
volume = {9},
number = {1},
year = {1942},
pages = { 773-789},
language = {en},
url = {http://dml.mathdoc.fr/item/1077493516}
}
Brown, Arthur B. Effective parameters. Duke Math. J., Tome 9 (1942) no. 1, pp. 773-789. http://gdmltest.u-ga.fr/item/1077493516/