TY  - BOOK
AU  - Perenchio, W.F.
AU  - Fraczek, J., coaut.Pfeifer, D.W., coaut.
ED  - National Research Council. Transportation Research Board (E-.U.A.)
TI  - Corrosion protection of prestressing systems in concrete br-idges / W.F. Perechio, J. Fraczek, D.W. Pfeifer
CY  - Washington, D.C. : TRB
ER  -