@article{VMUMM_2006_2_a9,
     author = {M. V. Romanov},
     title = {Simultaneous two-dimensional best {Diophantine} approximations in the {Euclidean} norm},
     journal = {Vestnik Moskovskogo universiteta. Matematika, mehanika},
     pages = {49--52},
     publisher = {mathdoc},
     number = {2},
     year = {2006},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/VMUMM_2006_2_a9/}
}