TY  - BOOK
AU  - Weber, W.G.
AU  - Grey, R.L., coaut.Cady, P.D., coaut.
ED  - National Research Council. Transportation Research Board (E-.U.A.)
TI  - Rapid measurement of concrete pavement thickness and reinfo-rcement location : field evaluation of non destructive syst-ems / W.G. Weber , R.L. Grey, and P.D. Cady
CY  - Washington, D.C. : TRB
ER  -