TY  - RPRT
TI  - Digital line graph attribute coding standards
AU  - William R. Allder
AU  - A.J. Sziede
AU  - R.B. McEwen
AU  - F.J. Beck
PY  - 1984
DO  - 10.3133/cir895g
UR  - https://pubs.usgs.gov/publication/cir895G
ID  - cir895G
ER  -