TY  - BOOK
AU  - Covington,Michael A.
TI  - How to use a computerized telescope
T2  - Practical amateur astronomy
SN  - 0521007909
U1  - 522.2 
PY  - 2002///
CY  - Cambridge, UK, New York
PB  - Cambridge University Press
KW  - Telescopios
KW  - Control automático
UR  - http://www.loc.gov/catdir/toc/cam021/2002024693.html
ER  -