%0 Journal Article %A J. M. Bronstein %A B. S. Fraiman %T Certain regularities in the secondary electron emission from thin metal layers and semiconductors %J Doklady Akademii Nauk %D 1960 %P 1097-1100 %V 135 %N 5 %I mathdoc %U http://geodesic.mathdoc.fr/item/DAN_1960_135_5_a20/ %G ru %F DAN_1960_135_5_a20