- Analytical Solution of a Beam Element for Elastic Buckling Analysis,
 R. Adman and H. Afra
 Paper 249 from CCP: 79, ISBN 0-948749-95-4 (2004)
 
- Probabilistic Seismic Response of Heterogeneous Soil Profile,
 A. Nour, A. Slimani, N. Laouami and H. Afra
 Paper 53 from CCP: 76, ISBN 0-948749-86-5 (2002)
 
