TY  - BOOK
AU  - Sparks, P.R.
AU  - Menzies, J.B., coaut.
ED  - Building Research Establishment (Inglaterra).
TI  - deflexion of reinforced concrete beams under fluctuating lo-ad with a sustained component / P.R. Sparks and J.B. Menzie-s
CY  - Watford, [Inglaterra] : BRE
ER  -