1. Chen H, Li ZQ, Wang PY, et al. (2013) Change of glaciers in the central Qilian mountain. Arid Zone Research 30 (4): 588–593. https://doi.org/10.13866/j.azr.2013.04.028 (In Chinese)
2. Chen JZ, Qin X, Wu JK, et al. (2014) Simulating the energy and mass balances on the Laohugou Glacier No. 12 in the Qilian Mountains. Journal of Glaciology and Geocryology 36 (1): 38–47. https://doi.org/10.7522/j.issn.1000-0240.2014.0005 (In Chinese)
3. Chen RS, Kang ES, Yang JP, et al. (2002) Variance tendency in the 50-year annual meteorological and hydrological series of Hexi region of Gansu Province. Journal of Lanzhou University (Natural Science Edition) 38 (2): 163–170. https://doi.org/10.13885/j.issn.0455-2059.2002.02.031 (In Chinese)
4. Cheng Y, Xu DX, Song XL (2009) Evaluation of the effects of summer climate change on glacier development in the west qilian mountain over the last 50 years. Arid Zone Research 26(2): 294–298. https://doi.org/10.13866/j.azr.2009.02.014 (In Chinese)
5. Cui XQ, Ren JW, Qin X, et al. (2011) Climatic and environmental records within a shallow ice core at Laohugou Glacier No.12, Qilian Mountains. Journal of Glaciology and Geocryology 33(6): 1251–1258. (In Chinese)