%0 Journal Article %A G. G. Chernykh %A M. E. Bogush %A A. P. Fedorkov %T On spectral and frequency-temperature characteristics of rectangular plates of X-cut quartz %J Doklady Akademii Nauk %D 1974 %P 1355-1358 %V 219 %N 6 %I mathdoc %U http://geodesic.mathdoc.fr/item/DAN_1974_219_6_a20/ %G ru %F DAN_1974_219_6_a20