@article{1183503787, author = {Oppenheim, Alexander}, title = {Rational approximations to irrationals}, journal = {Bull. Amer. Math. Soc.}, volume = {47}, number = {11}, year = {1941}, pages = { 602-604}, language = {en}, url = {http://dml.mathdoc.fr/item/1183503787} }
Oppenheim, Alexander. Rational approximations to irrationals. Bull. Amer. Math. Soc., Tome 47 (1941) no. 11, pp. 602-604. http://gdmltest.u-ga.fr/item/1183503787/