%0 Journal Article %A P. V. Pavlov %A N. V. Belov %T The mechanism of $\alpha$-, $\beta$-transition of $\mathrm{Si}_3\mathrm{N}_4$ during the annealing %J Doklady Akademii Nauk %D 1978 %P 825-827 %V 241 %N 4 %I mathdoc %U http://geodesic.mathdoc.fr/item/DAN_1978_241_4_a20/ %G ru %F DAN_1978_241_4_a20