@article{10_4064_aa116_1_2,
     author = {Vitaly Bergelson and Inger J. H\r{a}land Knutson and Randall McCutcheon},
     title = {Simultaneous {Diophantine} approximation
 and {VIP} systems},
     journal = {Acta Arithmetica},
     pages = {13--23},
     publisher = {mathdoc},
     volume = {116},
     number = {1},
     year = {2005},
     doi = {10.4064/aa116-1-2},
     language = {en},
     url = {http://geodesic.mathdoc.fr/articles/10.4064/aa116-1-2/}
}