Gagen, M., Chen, Y., Chen, F., Zhang, H., Shang, H., & Xu, H. (2020). Precipitation variations recorded in tree rings from the upper Salween and Brahmaputra River valleys, China. Ecological Indicators, 113, p. 106189. doi:10.1016/j.ecolind.2020.106189

Gagen, Mary, Youping Chen, Feng Chen, Heli Zhang, Huaming Shang, and Hongfan Xu. "Precipitation Variations Recorded in Tree Rings From the Upper Salween and Brahmaputra River Valleys, China." Ecological Indicators 113 (2020): 106189.

Gagen, Mary, et al. "Precipitation Variations Recorded in Tree Rings From the Upper Salween and Brahmaputra River Valleys, China." Ecological Indicators 113 (2020): 106189.