Karkee R, Gautam S. The Study of Variation of Coefficient of Restitution on Subjecting the Bouncing Surface with A4 Paper. Kathmandu University J of Sci, Engineering & Technol [Internet]. 2014 Nov. 30 [cited 2025 Jan. 31];10(1):79-8. Available from: https://nepjol.info/index.php/KUSET/article/view/63689