Muhammad Umair Hassan; Muhammad Aamer; Muhammad Umer Chattha; Muhammad Aman Ullah; Saira Sulaman; Muhammad Nawaz; Wang Zhiqiang; Ma Yanqin; Huang Guoqin. The Role of Potassium in Plants under Drought Stress: Mini Review. J. Basic Appl. Sci. 2017, 13, 268-271.