“METALLIC CONDUCTIVITY IN COMPLEX LANTHANUM NICKELATES: UDC 546.4’654’74” (2017) Bulletin of Taras Shevchenko National University of Kyiv. Chemistry, 53(1), pp. 32–35. Available at: https://chemistry.bulletin.knu.ua/en/article/view/8573 (Accessed: 6 October 2026).