C. D. Pham, O. T. M. Le, and M. V. Nguyen, “STRUCTURAL, VIBRATIONAL, OPTICAL, AND MAGNETIC PROPERTIES OF 0-3 TYPE PARTICULATE PbTiO3-NiFe2O4 COMPOSITES”, DLU JOS, vol. 11, no. 4, pp. 45–54, Oct. 2021, doi: 10.37569/DalatUniversity.11.4.911(2021).