%0 Journal Article %A V. Y. Zuev %A V. V. Belov %A G. M. Krekov %T On the noninvariance of observing systems in the vision theory %J Doklady Akademii Nauk %D 1982 %P 1353-1356 %V 266 %N 6 %I mathdoc %U http://geodesic.mathdoc.fr/item/DAN_1982_266_6_a18/ %G ru %F DAN_1982_266_6_a18