Needham e Lu 1974, p. 284. (EN) Joseph Needham e Gwei-djen Lu, Science and Civilisation in China, 5: Chemistry and Chemical Technology. Part 2, Spagyrical Discovery and Inventions: Magisteries of Gold and Immortality, Cambridge University Press, 1974, DOI:10.1086/ahr/82.4.1041, ISBN0-521-08571-3.
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Lyons 1978, p. 12. (EN) Elizabeth Lyons, Chinese Jades, in Expedition Magazine Penn Museum, vol. 20, n. 3, 1978.
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washington.edu
depts.washington.edu
Liu Sheng's jades, su depts.washington.edu. URL consultato l'11 maggio 2023.