Yogiraj Vijapure. Effect of Ce4+ substitution on the properties of Ni-Cr-Fe ferrite nanoparticles synthesized via sol-gel route. Int. j. res. appl. sci. biotechnol. [Internet]. 2021 Mar. 31 [cited 2025 Mar. 31];8(2):294-7. Available from: https://ijrasb.com/index.php/ijrasb/article/view/425