Mazurenko, Ju. “Nickel Substituted Effect of on Structural, Mössbauer and Dielectric Properties of Spinel-Type Lithium Ferrites”. Physics and Chemistry of Solid State 21, no. 3 (September 30, 2020): 453–461. Accessed April 23, 2024. https://journals.pnu.edu.ua/index.php/pcss/article/view/3842.