基于观测数据的全球大气冻融指数变化研究
	
	
		陈聪, 彭小清, 李璇佳, 田伟伟, 杨光尚
	
	
	
		Study on the change of global air freezing/thawing index based on observations
	
	
		Cong CHEN, Xiaoqing PENG, Xuanjia LI, Weiwei TIAN, Guangshang YANG
	
	
	
	冰川冻土
	. 
	
	2023, (2): 509
	
	-520
	
	
	. 
	
	DOI: 10.7522/j.issn.1000-0240.2023.0039