从地-气温差的长期变化检测中国北部土壤荒漠化
艾丽坤,郭维栋
The Desertification over North China through Comparing the Long-time Variation of Air Temperature and 0 cm Soil Temperature
Ailikun, GUO Weidong
地理学报 . 2003, (7s): 108 -116 .  DOI: 10.11821/xb20037s013