Drysdale, Russell та ін. (2005). Late Holocene drought responsible for the collapse of Old World civilizations is recorded in an Italian cave flowstone. Geology. 34 (2): 101—104. Bibcode:2006Geo....34..101D. doi:10.1130/G22103.1.
Stanley, Jean-Daniel та ін. (2003). Nile flow failure at the end of the Old Kingdom, Egypt: Strontium isotopic and petrologic evidence. Geoarchaeology. 18 (3): 395—402. doi:10.1002/gea.10065. {{cite journal}}: Явне використання «та ін.» у: |author= (довідка)
Wu, Wenxiang; Liu, Tungsheng (2004). Possible role of the "Holocene Event 3" on the collapse of Neolithic Cultures around the Central Plain of China. Quaternary International. 117 (1): 153—166. Bibcode:2004QuInt.117..153W. doi:10.1016/S1040-6182(03)00125-3.
Chun Chang Huang та ін. (2011). Extraordinary floods related to the climatic event at 4200 a BP on the Qishuihe River, middle reaches of the Yellow River, China. Quaternary Science Reviews. 30 (3–4): 460—468. Bibcode:2011QSRv...30..460H. doi:10.1016/j.quascirev.2010.12.007.
Drysdale, Russell та ін. (2005). Late Holocene drought responsible for the collapse of Old World civilizations is recorded in an Italian cave flowstone. Geology. 34 (2): 101—104. Bibcode:2006Geo....34..101D. doi:10.1130/G22103.1.
Wu, Wenxiang; Liu, Tungsheng (2004). Possible role of the "Holocene Event 3" on the collapse of Neolithic Cultures around the Central Plain of China. Quaternary International. 117 (1): 153—166. Bibcode:2004QuInt.117..153W. doi:10.1016/S1040-6182(03)00125-3.
Chun Chang Huang та ін. (2011). Extraordinary floods related to the climatic event at 4200 a BP on the Qishuihe River, middle reaches of the Yellow River, China. Quaternary Science Reviews. 30 (3–4): 460—468. Bibcode:2011QSRv...30..460H. doi:10.1016/j.quascirev.2010.12.007.