TY  - RPRT
TI  - GEOPLOT, an advanced graphics package for minicomputers; Part II, Computer source code
AU  - Peter L. Ward
PY  - 1983
DO  - 10.3133/ofr83807b
UR  - https://pubs.usgs.gov/publication/ofr83807B
ID  - ofr83807B
ER  -