TY  - BOOK
AU  - Cheng, Jingquan
TI  - The principles of astronomical telescope design
SN  - 97803878879906
U1  - 523.01 
PY  - 2009///
CY  - New York
PB  - Springer
KW  - Telescopes
N1  - Includes bibliographical references and index
ER  -