1. Rind D, Overpeck J. Hypothesized causes of decade-to-century-scale climate variability: climate model results. Quat Sci Rev, 1993, 12: 357–374
2. Bradley R. 1000 years of climate change. Science, 2000, 288: 1353–1355
3. Dong G R, Jin H L, Chen H Z, et al. The boundary shifts between the Loess Plateau and the deserts and associated climatic changes since the last interglacial. J Quat Sci (in Chinese), 1997, 2: 158–167
4. Dong G R, Wang G Y, Li X Z, et al. East Asian monsoon variations in the east part of northern China since the last interglacial. Sci China Ser D-Earth Sci, 1996, 26(5): 437–444
5. Gao S Y, Chen W N, Jin H L, et al. Holocene desert dynamics in summer monsoon-influenced area. Sci China Ser B, 1993, 23(2): 202–208