1. Cànovas, M.F., ‘Patologia y Terapeutica del Hormigón Armado’, 2a Edición (Editorial Dossat S.A., Madrid, 1984) 620 pp.
2. Comité Euro-International du Béton, ‘Assessment of Concrete Structures and Design Procedures for Upgrading’, Bulletin d'Information no 162 (Lausanne, 1983) 288 pp.
3. Tese de Doutoramento;R.H.F. Souza,1990
4. Warner, J., ‘Selecting repair materials’,Concrete Construction Magazine (October, 1984) 865–871.
5. Clímaco, J.C.T., ‘Repair of Structural Concrete Involving the Addition of New Concrete’, Engineering Doctoral Thesis (Polytechnic of Central London, London, 1990) 239 pp.