1. Infomet, http://www.infomet.com.br. Access in October 2004
2. Instituto Brasileiro de Siderurgia, http://www.ibs.org.be. Access in October 2004
3. Development in Brazilian steel bridge construction;Mason;Journal of Constructional Steel Research,1994
4. NBR 14432 Fire strength requirements for building constructional elements;ABNT,2000
5. NBR 14323 Design of steel structures under fire conditions;ABNT,1999