M. Ayub Khan Yousuf Zai, M. Rashid Kamal Ansari, Afaq Ahmed Siddiqui, and Faisal Ahmed Khan Afridi. “Efficacy of Non-Linear Approach in the Study of Ozone Layer Depletion”. Journal of Basic & Applied Sciences 9 (October 21, 2021): 587–591. Accessed July 7, 2024. http://set-publisher.com/index.php/jbas/article/view/2235.