@misc{indiciae41b446695930, title = {Updating the 2001 National Land Cover Database Impervious Surface Products to 2006 using Landsat imagery change detection methods}, author = {George Xian and Collin G. Homer}, year = {2010}, doi = {10.1016/j.rse.2010.02.018}, url = {https://pubs.usgs.gov/publication/70037231}, note = {Source identifier: 70037231} }