1Wu P. Stepinski T. Elaslic fields in immersed isnlropie solids from phased arrays : the time harmcmie ease. Researeh in Nondeslruelive Evahmliom 1998. 10(4): 185-204.
2Brotherhood C J. Drinaler B , Freemantle R J. An ultrasnie rray wheel probe. Review of Progress in QNDE, 2004, 23: 793-800.
3Sylvain C, Gerard C, Marc S. Ultrasonic non-destructive tesling of pieces of omplex geometry wilh a flexible phased array transducer.Ullrasonics, 2000, 38(1): 131-134.
4Habermehl J. Lamarre A. Ultrasonic phased array lools for cmposite inspecli,c,n during maintenance and rnanufac'turing//WCNDT 2008. Shanghai, China.