Non-destructive testing : proceeding of the 12th World Conference on Non-Desructive Testing, Amsterdam, The Netherlands, April 23-28, 1989 - World Conference on Non-Destructive Testing 1989 : Amsterdam); Boogaard, J.; Dijk, G. M. van (Amsterdam : Elsevier Science Publishers B.V., 1989)
Keywords: Non-destructive testing -- Congresses