P. R. Barnard
- Ultimate Strength of Composite Beams. In: Proceedings of the Institution of Civil Engineers, v. 32, n. 2 (Oktober 1965). (1965):
- Plastic Behaviour of Continuous Composite Beams. In: Proceedings of the Institution of Civil Engineers, v. 32, n. 2 (Oktober 1965). (1965):
- Researches into the complete stress-strain curve for concrete. In: Magazine of Concrete Research, v. 16, n. 49 (Dezember 1964). (1964):