TY  - BOOK
AU  - Cullen, Christopher 
TI  - The Foundations of Celestial Reckoning : Three Ancient Chinese Astronomical Systems
SN  - 9780367874490
PY  - 2019///
CY  - London and New York 
PB  - Routledge Taylor and Francis Group 
KW  - Science --  Astronomy -- Han-Dynasty
N1  - Illustrations, charts
ER  -