TY  - RPRT
TI  - Land use and land cover, 1972-76, Rolla, Missouri; Illinois
AU  - Members of the Engineering Geology and Ground Water Branches, U.S. Geological Survey
PY  - 1980
DO  - 10.3133/l99
UR  - https://pubs.usgs.gov/publication/l99
ID  - l99
ER  -