@article{GDZPPN002033097,
title = {Rational approximation on subsets, II.},
journal = {Aequationes mathematicae},
volume = {22},
year = {1981},
pages = {165-172},
zbl = {0492.41039},
url = {http://dml.mathdoc.fr/item/GDZPPN002033097}
}
Dunham, Charles B. Rational approximation on subsets, II.. Aequationes mathematicae, Tome 22 (1981) pp. 165-172. http://gdmltest.u-ga.fr/item/GDZPPN002033097/