@misc{indiciae0cb8afce1307, title = {Land use and natural resource mapping; glossary of terms}, author = {Eddie L. Schwertz and S.W. Miller and G.L. Loelkes and W.C. Good}, year = {1983}, doi = {10.3133/ofr83102}, url = {https://pubs.usgs.gov/publication/ofr83102}, note = {Source identifier: ofr83102} }