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BIBLIOGRAPHY

Interview article (Wang Yongsheng), China Daily (Chinese edition), June 26, 2023.

China Daily (Chinese edition)

Claims Supported by This Source

  1. Wang Yongsheng of the China Numismatic Museum states that changing the round hole to a square one is deeply connected to the "round heaven, square earth" cosmology and the ideology of the Mandate of Heaven and imperial power (explanation by a modern researcher).

How to read the verification levels. 'Read' means the material was read in its entirety. 'Bibliography and abstract confirmed' means the bibliographic information and abstract were verified. 'Via course material' means the source was referenced through the main text of a book or a country's monetary history. The text hash is the SHA-256 of the main text from the original source page, excluding tags and whitespace, used to detect if the material has been altered.