00468naa#a2200181#i#450# EN\\bibl\74215 20250608231400.7 2413-046X 20170325b2017####ek#y0engy0150####ca ENG RU Journal article Moscow Electronic science 2017 0 с. Journal article local Gurbanaliev Aladdin Ismail ogly Ismailova Gyul'chin Fuad kyzy e-integral.ru