@article{GDZPPN002481340, title = {Zur simultanen Diophantischen Approximation. I.}, journal = {Monatshefte f\"ur Mathematik}, volume = {85}, year = {1978}, pages = {285-300}, zbl = {0395.10041}, url = {http://dml.mathdoc.fr/item/GDZPPN002481340} }
Langmayr, Franz. Zur simultanen Diophantischen Approximation. I.. Monatshefte für Mathematik, Tome 85 (1978) pp. 285-300. http://gdmltest.u-ga.fr/item/GDZPPN002481340/