%0 Journal Article %A P. A. Stoyanov %A V. V. Moseev %T Resolving power of the electron microscope with single field condenser -- objective %J Doklady Akademii Nauk %D 1972 %P 320-321 %V 204 %N 2 %I mathdoc %U http://geodesic.mathdoc.fr/item/DAN_1972_204_2_a16/ %G ru %F DAN_1972_204_2_a16