00578naa#a2200205#i#450# EN\\bibl\74209 20241121201422.4 2413-046X 20170325b2017####ek#y0engy0150####ca ENG RU Journal article Moscow Electronic science 2017 0 с. Journal article local Математическая экономия. 330.4 ENG Tuskov Andrey Anatol'evich Pronyakin Il'ya Sergeevich Tolmacheva Valeriya Andreevna ecience.ru