@article{JRAM_1967__227_150800,
     author = {E. Ehrhardt},
     title = {Sur un probl\`eme de g\'eom\'etrie diophantienne lin\'eaire. {II.}},
     journal = {Journal f\"ur die reine und angewandte Mathematik},
     pages = {25--49},
     publisher = {mathdoc},
     volume = {227},
     year = {1967},
     url = {http://geodesic.mathdoc.fr/item/JRAM_1967__227_150800/}
}