%0 Journal Article %A N. V. Beljakin %T Turing machines working in the plane %J Doklady Akademii Nauk %D 1966 %P 502-503 %V 168 %N 3 %I mathdoc %U http://geodesic.mathdoc.fr/item/DAN_1966_168_3_a2/ %G ru %F DAN_1966_168_3_a2