WAIBA, P. S.; CHOPHEL , T. . Efficacy of City Bus Service in Thimphu Thromde Service and Service Need Assessment. Bhutan Journal of Research and Development , [S. l.], v. 8, n. 1, p. 34–46, 2019. Disponível em: https://bjrd.rub.edu.bt/index.php/bjrd/article/view/41. Acesso em: 27 apr. 2024.