1. EN 1990:2002 – Eurocode;CEN,2002
2. Reliability and statistics in geotechnical engineering;Baecher,2003
3. Mechanics of particulate media, a probabilistic approach;Harr,1977
4. Reliability-based design in civil engineering;Harr,1987
5. Probability concepts in engineering: emphasis on applications to civil engineering environment engineering;Ang,2007