S. Sarfaraz, and Tariq Masood Ali Khan. “A Study of Anomalous Wet and Dry Years in the Winter Precipitation of Pakistan and Potential Crop Yields Vulnerability”. Journal of Basic & Applied Sciences 11 (January 5, 2015): 637–644. Accessed July 7, 2024. http://set-publisher.com/index.php/jbas/article/view/1353.