[1] C B Scruby and L E Drain, Laser Ultrasonics Techniques and Applications, Adam Hilger, 1990.
[2] Donald O. Thompson and Dale E. Chimenti, Review of progress in Quantitative Nondestructive Evaluation, Vol. 25A, AIP, 2006.
[3] Peter J. Shull, Nondestructive Evaluation Theory Techniques and Applications, Marcel Dekker.
[4] J. David N. Cheeke, Fundamentals and Applications of Ultrasonic Waves, CRC Press, 2002.
[5] William T. Silfvast, Laser Fundamentals, 2nd ed., Cambridge University Press, 2004.
[6] Paul E. Mix, Introduction to Nondestructive Testing, 2nd ed., John Wiley & Sons, 2005.
[7] Jack Blitz and Geoff Simpson, Ultrasonic Methods of Non-destructive Testing, Chapman & Hall, 1996.
[8] R. S. Sharpe, Research Techniques in Nondestructive Testing, Vol. 7, Academic Press, 1984.
[9] Roderic K. Stanley, technical editor, Patrick O. Moore and Paul Mclntire, editors, Nondestructive Testing Handbook, 2nd ed., American Society for Nondestructive Testing, INC, 1995.
[10] D. Schneider, R. Hofmann, T. Schwarz, T. Grosser, E. Hensel, Evaluating surface hardened steels by laser-acoustics, Surface & Coating Technology, Elsevier, 2012.