@article{1183510604, author = {Robinson, Raphael M.}, title = {Unsymmetrical approximation of irrational numbers}, journal = {Bull. Amer. Math. Soc.}, volume = {53}, number = {12}, year = {1947}, pages = { 351-361}, language = {en}, url = {http://dml.mathdoc.fr/item/1183510604} }
Robinson, Raphael M. Unsymmetrical approximation of irrational numbers. Bull. Amer. Math. Soc., Tome 53 (1947) no. 12, pp. 351-361. http://gdmltest.u-ga.fr/item/1183510604/