TY  - RPRT
TI  - XYPLOT; a plotting program for the IBM PC, using Lotus 1-2-3 and a Hewlett-Packard plotter
AU  - R.R. Schumann
PY  - 1986
DO  - 10.3133/ofr86569b
UR  - https://pubs.usgs.gov/publication/ofr86569B
ID  - ofr86569B
ER  -