Nyirenda, Dalitso, et al. “Triaxial Shear Strength of an Expansive Black Cotton Soil Stabilised With Nano-Silica, Lime and Fly Ash”. Journal for Research in Applied Sciences and Biotechnology, vol. 5, no. 1, June 2026, pp. 140-4, doi:10.55544/jrasb.icaces.17.