1. Compte rendu des travaux du XVIIe Congrès international de Navigation, Lisbonne, 1949. Editor, Secrétariat Général de l'AIPCN, Bruxelles (also in English from PIANC Brussels).
2. Campus, F.—Rapport général du thème III du Colloque international RILEM sur le «Comportement des bétons exposés à la mer». Palerme, 1965, RILEM bulletin No 30, mars 1966 (translation in English).
3. Investigation of Durability of Concrete exposed to natural weathering, Technical Memorandum No 6-226, Report No. 5, Waterways Experimental Station. Vicksburg (Miss.).
4. Performance of Concrete exposed to natural weathering. Tech. Report No. 6-553, Vol. 1, and 2, Waterways Experimental Station, Vicksburg, Mississippi.
5. Tyler, I. L.—Long term study of cement performance in concrete. Chapter 12; Concrete exposed to Sea Water and Fresh Water. Journal, ACI 31, No 9, p. 825–836. March 1960. Proceedings 56, reprinted in PCA Research Department Bulletin 114.