T. Le Dinh, T. Nguyen Huu and H. Pham Van, Characterization of structure and Li-ionic conductivity of La\(_{(2/3)−x}\)Li\(_{3x}\)TiO\(_{3}\) ceramics prepared by spark plasma sintering, Comm. Phys. 33 (2023) 195. DOI: https://doi.org/10.15625/0868-3166/17946.