Hamal, Bikit. “Assessing Environmental Concerns and Their Effects on Customer Satisfaction With Petrol Scooters”. NPRC Journal of Multidisciplinary Research 1, no. 6 (November 21, 2024): 71–83. Accessed November 24, 2024. https://nepjol.info/index.php/nprcjmr/article/view/71747.