1. Tanaka, Z. and K. Iinoya; “A Method to Assess Particle Size-Classification Efficiency,” J. Chem. Eng. Japan, 3, 259–261 (1970)
2. Tanaka, Z. and T. Takahashi; “Performance of Fluidized Classification Columns,” Powder Technology, ed. by K. Iinoya, p. 758–763, Hemisphere Pub. Co. (1984)
3. Yamada, Y., M. Yasuguchi, K. Iinoya; “Development of a Fineness Measuring Air Classifier,” Proceeding of the 10th Powder & Bulk Solids Handling and Processing Conference, Rosemont, III, p. 411 (1985)
4. Wheellock, T. D. and R. Markuszewski; “Coal Preparation and Cleaning,” The Science and Technology of Coal and Coal Utilization, ed. by B. R. Cooper, p. 47–123, Plenum Press (1984)