Jotania, R.B. et al. 2008. Physical and Magnetic Properties of Barium Calcium Hexaferrite Nano-particles Synthesized by Water-in-oil Reverse Micelle and Co-precipitation Techniques. Journal of Scientific Research. 1, 1 (Dec. 2008), 1–13. DOI:https://doi.org/10.3329/jsr.v1i1.1684.