关中平原明代霜雪灾害特征及小波分析研究
赵景波, 邢闪, 周旗
Frost and Snow Disaster and Change Periods in Guanzhong Plain in Ming Dynasty
Jing-bo ZHAO, Shan XING, Qi ZHOU
地理科学 . 2012, (1): 81 -86 .  DOI: 10.13249/j.cnki.sgs.2012.01.81