@article{1250130128,
author = {McKelvey, R. and Bohac, Robert},
title = {Ackerberg-O'Malley resonance revisited},
journal = {Rocky Mountain J. Math.},
volume = {6},
number = {4},
year = {1976},
pages = { 637-650},
language = {en},
url = {http://dml.mathdoc.fr/item/1250130128}
}
McKelvey, R.; Bohac, Robert. Ackerberg-O'Malley resonance revisited. Rocky Mountain J. Math., Tome 6 (1976) no. 4, pp. 637-650. http://gdmltest.u-ga.fr/item/1250130128/