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2. Ferraris, C.F, Hackley V.A., Aviles A.I., Buchanan C.E., Analysis of the ASTM Round-Robin Test on Particle Size Distribution of Portland Cement: Phase I" NISTIR 6883, May 2002.

3. Jillavenkatesa A., Dapkunas S. J., Lum L.-S. H., "Particle Size Characterization,&334; NIST Special Publication 960-1, 2001.

4. A.J. Schwoeble, A.M. Dalley, B.C. Henderson, G.S. Casuccio, "Computer-Controlled SEM and Microimaging of Fine Particles," J. Metals, pp. 11-14, 1988.

5. G.S. Casuccio, P.B. Janocko, R.J. Lee, J.F. Kelly, S.L. Dattner, J.S. Mgebroff, "The Use of Computer Controlled Scanning Electron Microscopy in Environmental Studies," APCA Journal, 33 [10], pp. 937-943, 1983.

6. S.K. Kennedy, W. Walker, and B. Forslund, "Speciation and Characterization of Heavy Metal-Contaminated Soils Using Computer-Controlled Scanning Electron Microscopy," in Press 2002.

7. ISO 13320-1:1999(E), "Particle size analysis − Laser diffraction methods −Part 1: General principles".

8. Cyr, M. and Tagnit-Hamou, A., "Particle size distribution of fine powders by Laser diffraction spectrometry. Case of cementitious materials," Mater Struct, 34, pp. 342-350, 2001.