Khan, Irfan Haider, and Taiyaba Munawer. “A Systematic Review of Economic Sustainability of Vertical Greenery Systems for Buildings”. Construction Economics and Building 24, no. 1/2 (June 10, 2024). Accessed July 20, 2024. https://epress.lib.uts.edu.au/journals/index.php/AJCEB/article/view/8710.