Ranasinghe, Gayani, and Lalith De Silva. “Application of Analytic Hierarchy Process (AHP) in Evaluating the Achievement Level of Objectives of Urban Development Plan”. International Journal of Built Environment and Sustainability 3, no. 2 (May 11, 2016). Accessed August 13, 2022. https://ijbes.utm.my/index.php/ijbes/article/view/123.