@article{01622515, title = {Irrationality measures of }, journal = {Experimental Mathematics}, volume = {10}, year = {2001}, pages = {35-52}, doi = {10.1080/10586458.2001.10504427}, zbl = {0982.11040}, language = {en}, url = {http://dml.mathdoc.fr/item/01622515} }
Brisebarre, Nicolas. Irrationality measures of . Experimental Mathematics, Tome 10 (2001) pp. 35-52. doi : 10.1080/10586458.2001.10504427. http://gdmltest.u-ga.fr/item/01622515/