M. H. Ibrahim, J. M. Jahi, and A. S. Hadi, “Variasi Rentasan Suhudi Bandaraya Ipoh, Perak, Malaysia: Temperature Variations in Ipoh City, Perak, Malaysia”, PERS, vol. 5, no. 3, pp. 80–91, Dec. 2013, Accessed: Dec. 05, 2025. [Online]. Available: https://ejournal.upsi.edu.my/index.php/PERS/article/view/1648