References to Other Related Applications
E-Modulus determination for young concrete by Nagy A. (1997) J. Mater. Civil Eng. 9 pp. 15-20.
Pulse-echo methods for testing concrete by Krause M. et al. (1997) NDT & E International 30 pp. 195-204.
NDT methods for concrete bridges by Woodward R.J. (1995) Plenary lecture in the 8th Asia-Pacific Conference on Nondestructive Testing. Dec. 11-14, 1995, Taipei, Taiwan.