青藏高原东北部的古土壤及其对环境变迁的反映
徐叔鹰
THE PALEOSOLS AND THEIR REFLECTION OF THE ENVIRONMENTAL CHANGES IN THE NORTHEAST REGION OF THE QINGHAI-XIZANG PLATEAU
Xu Shuying
地理科学 . 1994, (3): 225 -232 .  DOI: 10.13249/j.cnki.sgs.1994.03.225