D. Abolhassani; R.P. Brenner; F. Bahrami-Samani (June 1988). "Unusual Behaviour of an Earth-Rockfill Dam"(PDF). Proceedings: Second International Conference on Case Histories in Geotechnical Engineering. 3 (1). StLouis, Mo. Archived from the original(PDF) on 19 January 2015. Retrieved 19 January 2015.
D. Abolhassani; R.P. Brenner; F. Bahrami-Samani (June 1988). "Unusual Behaviour of an Earth-Rockfill Dam"(PDF). Proceedings: Second International Conference on Case Histories in Geotechnical Engineering. 3 (1). StLouis, Mo. Archived from the original(PDF) on 19 January 2015. Retrieved 19 January 2015.