Temperature variations evidenced by records on the latest spring snowing dates in Hangzhou of eastern China during 1131-1270 AD
Haolong LIU, Junhu DAI, Junhui YAN, Fanneng HE, Quansheng GE, Chongxing MU
Acta Geographica Sinica . 2017, (3): 382 -396 .  DOI: 10.11821/dlxb201703002