00500naa#a2200193#i#450# EN\\bibl\63579 20251021053002.2 3034-4689 20250801b2025####ek#y0engy0150####ca RUS RU Journal article Kazan Kazan National Research Technological University 2025 2 с. Journal article local . 546.8:543.5 RUS Biktagirov V V Biktagirova E V vestniktu.ru