@article{10_4064_aa_54_3_241_250,
     author = {Peter Thurnheer},
     title = {On {Dirichlet's} theorem concerning diophantine approximation},
     journal = {Acta Arithmetica},
     pages = {241--250},
     publisher = {mathdoc},
     volume = {54},
     number = {3},
     year = {1989},
     doi = {10.4064/aa-54-3-241-250},
     language = {en},
     url = {http://geodesic.mathdoc.fr/articles/10.4064/aa-54-3-241-250/}
}