00521naa#a2200217#i#450# EN\\bibl\61991 20250821025544.4 3034-4689 20250801b2025####ek#y0engy0150####ca RUS RU Journal article Kazan Kazan National Research Technological University 2025 3 с. Journal article local . 542.8:544.14 542.8:539.19 RUS vestniktu.ru