1. Commission of the European Communities, ‘Eurocode no. 2: design of concrete structures. Part 1: general rules and rules for buildings’, Directorate General for Internal Market and Industrial Affairs, Luxembourg, 1991.
2. Commission of the European Communities, ‘Eurocode no. 8, structures in seismic regions—design. Part I: general and buildings’, Directorate General for Internal Market and Industrial Affairs, Luxembourg, 1988.
3. Joint Committee on Structural Safety, ‘First order reliability concepts for design codes’, Comite Eurointernational du Beton, Bull. d'Information 112, Paris, 1976.
4. American National Standards Institute, ‘American National Standard: minimum design loads for buildings and other structures’, ANSI A58.1–1982, 1982.
5. , and , ‘Probability based load factors for American National Standard A58’, NBS Sp. Publ. 577, U.S. Dept. of Commerce, National Bureau of Standards, Washington, DC, 1980.