NASUTION, A. D.; ZAHRAH, W. Public Open Space in Sumatera Utara, Indonesia: Potency, problem and design idea. Asian Journal of Quality of Life, Sheffield, UK, v. 3, n. 13, p. 139–149, 2018. DOI: 10.21834/ajqol.v3i13.170. Disponível em: https://ajqol.e-iph.co.uk/index.php/ajqol/article/view/170. Acesso em: 5 may. 2024.