Katti, R. K., Bhangale, E. S., & Moza, K. K. (1983). Lateral pressure in expansive soil with and without a cohesive non-swelling soil layer: Application to earth pressures on cross drainage structures in canals and key walls in dams (studies on Ko condition). Central Board of Irrigation and Power.
Chicago-referens (17:e uppl.)Katti, R. K., E. S. Bhangale, och K. K. Moza. Lateral Pressure in Expansive Soil with and Without a Cohesive Non-swelling Soil Layer: Application to Earth Pressures on Cross Drainage Structures in Canals and Key Walls in Dams (studies on Ko Condition). New Delhi: Central Board of Irrigation and Power, 1983.
MLA-referens (8:e uppl.)Katti, R. K., et al. Lateral Pressure in Expansive Soil with and Without a Cohesive Non-swelling Soil Layer: Application to Earth Pressures on Cross Drainage Structures in Canals and Key Walls in Dams (studies on Ko Condition). Central Board of Irrigation and Power, 1983.