TY  - BOOK
ED  - National Optical Astronomy Observatories
TI  - IRAF user handbook: vol. 2B, user's guides/KPNO cookbooks
PY  - 1989///
CY  - Tucson
PB  - National Optical Astronomy Observatories
KW  - Astronomy-Computer programs
KW  - Image processing
KW  - Imaging systems in astronomy
ER  -