“STUDY OF SUBSTITUTING IN Bi - CONTAINING HIGH-TEMPERATURE SUPERCONDUCTING CERAMICS: UDC 546. 87’42’56”, Вісник: Хімія, vol. 48, no. 1, pp. 4–5, Sep. 2010, Accessed: Oct. 06, 2026. [Online]. Available: https://chemistry.bulletin.knu.ua/en/article/view/8299