%0 Journal Article %A N. V. Danilchuk %A S. G. Lunter %A Yu. P. Nikolaev %A G. T. Petrovskiǐ %A Yu. K. Fedorov %A V. N. Shapovalov %T Energy transfer and generation in phosphate glasses activated by chromium, ytterbium, and erbium %J Doklady Akademii Nauk %D 1982 %P 1115-1118 %V 266 %N 5 %I mathdoc %U http://geodesic.mathdoc.fr/item/DAN_1982_266_5_a22/ %G ru %F DAN_1982_266_5_a22