1. International Standards Organisation: ISO 834. Fire resistance test. Elements of building construction, 1975.
2. Comité Européen de Normalisation (CEN/TC250/SC1). Eurocode 1: basis of design and actions on structures, Part 2.2: Actions on structures exposed to fire. ENV 1991-2-2, 1995.
3. Comité Européen de Normalisation (CEN/TC250/SC1). Eurocode 1: basis of design and actions on structures; Part 1: basis of design. ENV 1991-1, 1993.
4. Comité Européen de Normalisation (CEN/TC250/SC2). Eurocode 2: design of concrete structures; Part 1.2: structural fire design. ENV 1992-1-2, November 1995.
5. Comité Européen de Normalisation (CEN/TC250/SC3). Eurocode 3: design of steel structures; Part 1.2: structural fire design. ENV 1993-1-2, September 1995.