@article{01960268,
title = {Rational approximations of },
journal = {Mathematica Pannonica},
volume = {13},
year = {2002},
pages = {23-30},
zbl = {1017.11035},
language = {en},
url = {http://dml.mathdoc.fr/item/01960268}
}
Kopetzky, Hans Günther; Schnitzer, Franz Josef. Rational approximations of . Mathematica Pannonica, Tome 13 (2002) pp. 23-30. http://gdmltest.u-ga.fr/item/01960268/