Nasution, Achmad Delianur, and Wahyuni Zahrah. “Exploring Ideas in Formulating Urban Design Guidelines for Public Open Space in Sumatra Utara, Indonesia”. Environment-Behaviour Proceedings Journal 2, no. 5 (March 20, 2017): 439–447. Accessed March 29, 2024. https://ebpj.e-iph.co.uk/index.php/EBProceedings/article/view/714.