“Structural, Infra-red and Morphological Effect of Sm3+ Doped Barium Titanate Nanoparticles”, NJP, vol. 32, no. 1, pp. 1–8, Jul. 2023, Accessed: Apr. 26, 2025. [Online]. Available: https://njp.nipngr.org/index.php/njp/article/view/4