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Message * Prochnostʹ i Diagnostika Svarnykh Konstrukt︠s︡iĭ Vsesoi︠u︡znai︠a︡ Nauchno-Tekhnicheskai︠a︡ Konferent︠s︡ii︠a︡, 18-21 Noi︠a︡bri︠a︡ 1991 G., G. Tverʹ : Tezisy Dokladov - 570380762X - 9785703807620