E. Aboob and F. Umran, “Experimental Study of Spatial Self-Phase Modulation (SSPM) Based on Laser Beam and Hybrid Functionalized Carbon Nanotubes/Silver Nanoparticles (F-Mwcnts/Ag-Nps) Acetone Suspensions”, IJL, vol. 18, no. 1, pp. 1-6, Feb. 2019.