%0 Journal Article %A A. A. Lodkin %T Klein sail and Diophantine approximation of a vector %J Zapiski Nauchnykh Seminarov POMI %D 2019 %P 63-73 %V 481 %U http://geodesic.mathdoc.fr/item/ZNSL_2019_481_a4/ %G ru %F ZNSL_2019_481_a4