Naushin, Nushrat, Sadi Md Shahriar, Oishy Roy, and Ahmed Sharif. “Modification in Structural, Morphological, Magnetic and Ferroelectric Properties of Calcium-Doped Bismuth Ferrite Nanoparticles”. Journal of Engineering Science 11, no. 1 (October 5, 2020): 123–131. Accessed February 25, 2024. https://www.banglajol.info/index.php/JES/article/view/49555.