Durmus, Z., H. Sozeri, M. S. Toprak, and A. Baykal. “The Effect of Condensation on the Morphology and Magnetic Properties of Modified Barium Hexaferrite (BaFe12O19)”.
Nano-Micro Letters
, vol. 3, no. 2, July 2011, pp. 108-14, doi:10.1007/BF03353659.