@misc{indiciae4c0297b3a660, title = {Vulnerability of ground water in the Tokio and Warwick aquifers to surface contamination, Fort Totten Indian Reservation, North Dakota}, author = {Thomas B. Reed}, year = {1999}, doi = {10.3133/wri984152}, url = {https://pubs.usgs.gov/publication/wri984152}, note = {Source identifier: wri984152} }