[1]
Beer, F.P. and Sanghi, S. 2012. Mechanics of materials. McGraw-Hill.
[2]
Blackledge, G.F. and Cement and Concrete Association 1987. Concrete practice. Cement and Concrete Association.
[3]
Coates, R.C. et al. 1990. Structural analysis. Chapman and Hall.
[4]
Gere, J.M. and Goodno, B. 2013. Mechanics of materials. Cengage Learning.
[5]
Hibbeler, R.C. 2015. Structural analysis. Pearson.
[6]
Hibbeler, R.C. and Fan, S.C. 2011. Mechanics of materials. Prentice Hall.