APA (7th ed.) Citation

Hamidi, B., Nikraz, H., & Varaksin, S. (2009). Arching in Ground Improvement. The Australian Geomechanics Society.

Chicago Style (17th ed.) Citation

Hamidi, Babak, Hamid Nikraz, and S. Varaksin. Arching in Ground Improvement. The Australian Geomechanics Society, 2009.

MLA (9th ed.) Citation

Hamidi, Babak, et al. Arching in Ground Improvement. The Australian Geomechanics Society, 2009.