Eshita Boral. TRAMWAYS – AN ECO – FRIENDLY MODE OF MASS TRANSPORTATION: A CASE OF KOLKATA. RW-IRSSJ [Internet]. 2021 Sep. 2 [cited 2025 Aug. 25];3(3(2):64-73. Available from: https://www.researchersworld.com/index.php/rworld/article/view/659