Machmudah, S., Wahyudiono, W., Kanda, H., & Goto, M. (2016). Synthesis of Polyhedral Magnetite Particles by Hydrothermal Process under High Pressure Condition. Journal of Engineering and Technological Sciences, 48(6), 753-771. https://doi.org/10.5614/j.eng.technol.sci.2016.48.6.8