Galaguz, V., O. Korduban, E. Panov, and S. Malovanyi. “The Use of Raman and XPS Spectroscopy to Study the Cathode Material of LiFePO4/C”. Journal of the Serbian Chemical Society, vol. 85, no. 8, Aug. 2020, pp. 1047-54, doi:10.2298/JSC190910011G.