TY  - RPRT
TI  - Common Graphics Library (CGL). Volume 2: Low-level user's guide
AU  - Taylor, Nancy L.
AU  - Hammond, Dana P.
AU  - Theophilos, Pauline M.
PY  - 1989
UR  - https://ntrs.nasa.gov/citations/19890016226
ID  - 19890016226
ER  -