Jiahua Zhang and Qing Chang and Fengmei Yao, Grassland Phenology in Different Eco-Geographic Regions over the Tibetan Plateau. journal = {International Journal of Environmental and Ecological Engineering}, [online]. World Academy of Science, Engineering and Technology. July 2015, vol. 107(11). 1301 - 1306 [viewed 29 March 2024]. Available from: https://publications.waset.org/pdf/10002213.