Zhengfu, Guo (2002). The mass estimation of volatile emission during 1199–1200 AD eruption of Baitoushan volcano and its significance. Science in China Series D: Earth Sciences. 45 (6): 530. doi:10.1360/02yd9055. S2CID55255517.
Zhengfu, Guo (2002). The mass estimation of volatile emission during 1199–1200 AD eruption of Baitoushan volcano and its significance. Science in China Series D: Earth Sciences. 45 (6): 530. doi:10.1360/02yd9055. S2CID55255517.