@article{10_4064_aa128_2_2,
     author = {Yann Bugeaud and Michael Drmota and Bernard de Mathan},
     title = {On a mixed {Littlewood} conjecture
 in {Diophantine} approximation},
     journal = {Acta Arithmetica},
     pages = {107--124},
     publisher = {mathdoc},
     volume = {128},
     number = {2},
     year = {2007},
     doi = {10.4064/aa128-2-2},
     language = {en},
     url = {http://geodesic.mathdoc.fr/articles/10.4064/aa128-2-2/}
}