John Dodson; Xiaoqiang; Nan Sun; Pia Atahan; Xinying Zhou; Hanbin Liu; Keliang Zhao; Songmei Hu; Zemeng Yang (3. 3. 2014). „Use of coal in the Bronze Age in China”. The Holocene. 0959683614523155 (5): 525—530. Bibcode:2014Holoc..24..525D. S2CID130577642. doi:10.1177/0959683614523155.
Reid, Donald (1981). „The Role of Mine Safety in the Development of Working-Class Consciousness and Organization: The Case of the Aubin Coal Basin, 1867-1914”. French Historical Studies. 12 (1): 98—119. JSTOR286308. doi:10.2307/286308.
Reid, Donald (1985). „The Limits of Paternalism: Immigrant Coal Miners' Communities in France, 1919-45”. European History Quarterly. 15 (1): 99—118. S2CID144256332. doi:10.1177/026569148501500104..
John Dodson; Xiaoqiang; Nan Sun; Pia Atahan; Xinying Zhou; Hanbin Liu; Keliang Zhao; Songmei Hu; Zemeng Yang (3. 3. 2014). „Use of coal in the Bronze Age in China”. The Holocene. 0959683614523155 (5): 525—530. Bibcode:2014Holoc..24..525D. S2CID130577642. doi:10.1177/0959683614523155.
Reid, Donald (1981). „The Role of Mine Safety in the Development of Working-Class Consciousness and Organization: The Case of the Aubin Coal Basin, 1867-1914”. French Historical Studies. 12 (1): 98—119. JSTOR286308. doi:10.2307/286308.
John Dodson; Xiaoqiang; Nan Sun; Pia Atahan; Xinying Zhou; Hanbin Liu; Keliang Zhao; Songmei Hu; Zemeng Yang (3. 3. 2014). „Use of coal in the Bronze Age in China”. The Holocene. 0959683614523155 (5): 525—530. Bibcode:2014Holoc..24..525D. S2CID130577642. doi:10.1177/0959683614523155.
Reid, Donald (1985). „The Limits of Paternalism: Immigrant Coal Miners' Communities in France, 1919-45”. European History Quarterly. 15 (1): 99—118. S2CID144256332. doi:10.1177/026569148501500104..
Shellen Xiao Wu, (2015). Empires of Coal: Fueling China’s Entry into the Modern World Order, 1860-1920. ASINB00WG2L25C.
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Giles, J. A. (trans) The Anglo-Saxon Chronicle, London, G Bell & Sons 1914. "At this time Ceolred, abbat of Medeshamstede and the monks let to Wulfred the land of Sempringham... and each year [he] should deliver into the minster sixty loads of wood, and twelve of coal and six of faggots, and two tuns full of pure ale, and two beasts fit for slaughter, and six hundred loaves, and ten measures of Welsh ale, and each year a horse, and thirty shillings, and one day's entertainment."