http://opus.bath.ac.uk/16170/1/papers/Paper%2072.pdf

http://www.iitk.ac.in/nicee/wcee/article/2153.pdf 

http://www.reluis.it/CD/ReLUIS-DPC/pdf/11_ReLUIS-DPC.pdf 

http://www.a-s-moghadam.org/akhbar/Academic%20Acivities.pdf 

http://www.istructe.org/eefit/files/EEFIT%20web%20report%20on%20Aquila%20Italy%20Earthquake.pdf

http://www.ftsl.itb.ac.id/kk/manajemen_dan_rekayasa_konstruksi/wp-content/uploads/2008/11/ksp-beijing-penulis-kedua.pdf