TY - RPRT TI - A history of trade routes and water-level regulation on waterways in Voyageurs National Park, Minnesota, USA AU - Victoria G. Christensen AU - Andrew E. LaBounty PY - 2018 DO - 10.1061/9780784481394.014 UR - https://pubs.usgs.gov/publication/70197732 ID - 70197732 ER -