G. M. Ayininuola and A. O. Sogunro, Bone Ash Impact on Soil Shear Strength. journal = {International Journal of Environmental and Ecological Engineering}, [online]. World Academy of Science, Engineering and Technology. January 2013, vol. 83(11). 793 - 797 [viewed 23 September 2024]. Available from: https://publications.waset.org/pdf/9997075.