Nurul Azman, N.A.A., Norrimi Rosaida Awang and Hanafia, Z.H. (2025) “Assessment of Weekday and Weekend Variations on Ground Level Ozone and Nitrogen Dioxide Concentration in Jeli, Kelantan”, Journal of Sustainable Natural Resources, 6(1), pp. 68–81. Available at: https://publisher.uthm.edu.my/ojs/index.php/jsunr/article/view/21141 (Accessed: 23 July 2026).