%0 Journal Article %A V. A. Borgman %A L. B. Glebov %A N. V. Nikonorov %A G. T. Petrovskiǐ %A V. V. Savvin %A A. D. Tsvetkov %T Photothermorefractive effect in silicate glasses %J Doklady Akademii Nauk %D 1989 %P 336-339 %V 309 %N 2 %I mathdoc %U http://geodesic.mathdoc.fr/item/DAN_1989_309_2_a18/ %G ru %F DAN_1989_309_2_a18