Linggam EM, Ismon M. A Comparison of Sound Level Monitoring Using Android-Based Smartphone Applications With The Actual Sound Level Meter. rpmme [Internet]. 2022 Jan. 19 [cited 2024 Jul. 7];2(2):831-8. Available from: https://penerbit.uthm.edu.my/periodicals/index.php/rpmme/article/view/4773