Zhang, Guoqing (2011). »Water level variation of Lake Qinghai from satellite and in situ measurements under climate change«. Journal of Applied Remote Sensing. 5 (1): 053532. Bibcode:2011JARS....5a3532Z. doi:10.1117/1.3601363. S2CID53463010.
Zhang, Guoqing (2011). »Water level variation of Lake Qinghai from satellite and in situ measurements under climate change«. Journal of Applied Remote Sensing. 5 (1): 053532. Bibcode:2011JARS....5a3532Z. doi:10.1117/1.3601363. S2CID53463010.
Zhang, Guoqing (2011). »Water level variation of Lake Qinghai from satellite and in situ measurements under climate change«. Journal of Applied Remote Sensing. 5 (1): 053532. Bibcode:2011JARS....5a3532Z. doi:10.1117/1.3601363. S2CID53463010.