APA

Helene P., Pereira M., Castro P., Pereira M. & Castro P.Performance of a 40 year old concrete bridge with embedded, prestessed galvanized strands. : .

Chicago

Helene Paulo, Pereira M.F, Castro P, Pereira M.F and Castro P.Performance of a 40 year old concrete bridge with embedded, prestessed galvanized strands. : .

Harvard

Helene P., Pereira M., Castro P., Pereira M. and Castro P.Performance of a 40 year old concrete bridge with embedded, prestessed galvanized strands. : .

MLA

Helene Paulo, Pereira M.F, Castro P, Pereira M.F and Castro P.: . .