TY  - BOOK
TI  - The geometry of celestial mechanics 
SN  - 9781107564800 (pbk. : alk. paper) | 9781107125407 (hardback : alk. paper) | 97811316410486 (online)
UR  - https://www.cambridge.org/core/books/geometry-of-celestial-mechanics/F285E8C089E2A1880864C8708C6BE81D
ER  -