Abdollahi, V. ., and M. . Hosseinzadeh. “Attritional Structures the Major Factor in Increasing Endangerment by Earthquakes in Cities”. International Journal of Geography and Geology, vol. 5, no. 8, Apr. 2016, pp. 156-6, doi:10.18488/journal.10/2016.5.8/10.8.156.166.