Ahmed O, H. Abid Awn S, N. Zehawi R. Improving California Bearing Ratio (CBR) Using Chemical and Physical Treatments for Diyala Soils. DJES [Internet]. 2021 Jun. 16 [cited 2024 Nov. 23];14(2):42-51. Available from: https://mail.djes.info/index.php/djes/article/view/792