@misc{indiciaeaf7f1c408769,
  title = {Watershed scaling effect on base flow nitrate, valley and ridge physiographic province},
  author = {B.D. Lindsey and W.J. Gburek and G.J. Folmar},
  year = {2007},
  doi = {10.1111/j.1752-1688.2001.tb03625.x},
  url = {https://pubs.usgs.gov/publication/70022803},
  note = {Source identifier: 70022803}
}