DUNGANA, N.; DUBJUR, T. Pavement Assessment of Farm Roads in Bhutan. American Scientific Research Journal for Engineering, Technology, and Sciences, [S. l.], v. 21, n. 1, p. 91–98, 2016. Disponível em: https://asrjetsjournal.org/index.php/American_Scientific_Journal/article/view/1735. Acesso em: 6 may. 2024.