REFERENCES
- Carpinteri, A., and Pugno, N. 2003. A multifractal comminution approach for drilling scaling laws. Powder Technol. 131:93–98.
- Li, X., Hu, S. X., Jin, L. J., and Hu, H. Q. 2008. Role of iron-based catalyst and hydrogen transfer in direct coal liquefaction. Energy & Fuels 22:1126–1129.
- Mandelbrot, B.B. 1983. The Fractal Geometry of Nature. New York: W. H. Freeman and Company.
- Park, C., Kang, J. M., Jang, I., and Choe, J. 2006. Numerical analysis of diffusion in discrete fracture networks with fractal geometry by using pressure transient data. Energy Sources 28:187–198.
- Sato, Y., Kamo, T., and Shiraishi, M. 2002. Effect on liquefaction of pulverizing coal and catalyst to fine particles. Energy & Fuels 16:388–396.
- Shams, K. G., Miller, R. L., and Baldwin, R. M. 1992. Enhancing low severity coal liquefaction reactivity using mild chemical pretreatment. Fuel 71:1015–1023.
- Tasdemir, A. 2009. Fractal evaluation of particle size distributions of chromites in different comminution environments. Min. Eng. 22:156–167.
- Turcotte, D. L. 1997. Fractals and Chaos in Geology and Geophysics. New York: Cambridge University Press.
- Zeng, F., Zhu, S., and Wang, Z. 1999. The fractal characteristics of particle size distribution in coal grinding process. Proceedings of the 1999 International Symposium on Mining Science and Technology, Beijing, China, August 29–31, pp. 493–496.