00751naa#a2200217#i#450# EN\\bibl\14299 20240429051427.1 1999-8775 20141205b2014####ek#y0engy0150####ca RUS RU The method of direct finite perturbation of numerical models for studying of the dynamic, stiffness and strength properties for thin-walled elements of engineering constructions. Journal article Bryansk Bryansk State Technical University 2014 10 с. Journal article local Kostenko Yuriy Chepurnoy Anatoliy Litvinenko Aleksandr Tanchenko Andrey Tkachuk Nikolay bstu.editorum.ru