1. Ehsani, M.R. and Saadatmanesh, H., Composite Structures, 15(4), 343 (1990).
2. Ehsani, M.R., Saadatmanesh, H., J. of The Masonry Society, 14(2), 63 (1996).
3. Ehsani, M.R., Saadatmanesh, H., Earthquake Spectra, 13(2), 225 (1997).
4. Chimenti, D.E., and Nayfeh, A. H., Journal of Applied Physics, 58, 4531 (1985).
5. Nagy, P. B., Rose, W. R., and Adler, L., Review of Progress in Quantitative NDE, Eds. Thompson, D. O, and Chimenti, D. E., Pub. Plenum Press, NY, 5, 483 (1986).