2. Bullard, J. W.; Ferraris, C. F.; Garboczi, E. J.; Martys, N. S.; and Stutzman, P. E., "Virtual Cement and Concrete," Innovations in Portland Cement Manufacturing. J. I. Bhatty, F. M. Miller, and S. H. Kosmatka, eds., Portland Cement Association, 2004, pp. 1311-1331.
3. Haecker, C. J.; Bentz, D. P.; Feng, X. P.; and Stutzman, P. E., "Prediction of Cement Physical Properties by Virtual Testing," Cement International, V. 1 No. 3, 2003, pp. 86-92.
4. NIST website: http://ciks.cbt.nist.gov/monograph and http://www.bfrl.nist.gov/861/vcctl/.