@article{bwmeta1.element.bwnjournal-article-aav16i1p23bwm,
author = {Osgood, Charles},
title = {A method in diophantine approximation (IV)},
journal = {Acta Arithmetica},
volume = {16},
year = {1969},
pages = {23-40},
zbl = {0191.05301},
language = {en},
url = {http://dml.mathdoc.fr/item/bwmeta1.element.bwnjournal-article-aav16i1p23bwm}
}
Osgood, Charles. A method in diophantine approximation (IV). Acta Arithmetica, Tome 16 (1969) pp. 23-40. http://gdmltest.u-ga.fr/item/bwmeta1.element.bwnjournal-article-aav16i1p23bwm/