00592naa#a2200193#i#450# EN\INFRA-M\bibl\9935 20260406183040.1 2587-9111 20151218b2015####ek#y0engy0150####ca RUS RU Kondratieff Cycles in the Economies of Italy, the Netherlands, Germany and France Journal article Moscow INFRA-M Academic Publishing LLC. 2015 9 с. Journal article local Basovskiy Leonid Efimovich Ivanova O. S. Basovskaya Elena Nikolaevna naukaru.ru