00681naa#a2200217#i#450# EN\\bibl\132509 20260804051629.2 3034-4689 20260702b2026####ek#y0engy0150####ca RU THE INFLUENCE OF NI/FE RATIO ON THE PROPERTIES OF CATALYSTS SYNTHESIZED BY THE SOL-GEL METHOD Journal article Kazan Kazan National Research Technological University 2026 4 с. Journal article local Zavarueva Valeriya Andreevna Buzaev A. A. Zaharkiva A. M. Staricyna D. N. Gandybina S. V. Borilo L. P. vestniktu.ru