Samsir, Muhammad Syuaib, et al. “A Study on Inflation: Reason Behind Rising Price of Construction Materials in Johor Bahru”. Research in Management of Technology and Business, vol. 4, no. 1, May 2023, pp. 1203-20, https://publisher.uthm.edu.my/periodicals/index.php/rmtb/article/view/11694.