Mirzan, Hamed, Azin Bahreini, Mehdi Moeinaddini, Zohreh Asadi-Shekari, Muhammad Zaly Shah, and Zahid Sultan. “IDENTIFY SIGNIFICANT INDICATORS FOR A HAPPY CITY”. PLANNING MALAYSIA 14, no. 4 (July 30, 2016). Accessed May 16, 2024. https://www.planningmalaysia.org/index.php/pmj/article/view/SI-4-20.