@article {Johnson84A, author = {Rex R. Johnson and Fred T. Oslund and Dan R. Hertel}, title = {The past, present, and future of prairie potholes in the United States}, volume = {63}, number = {3}, pages = {84A--87A}, year = {2008}, doi = {10.2489/jswc.63.3.84A}, publisher = {Soil and Water Conservation Society}, issn = {0022-4561}, URL = {https://www.jswconline.org/content/63/3/84A}, eprint = {https://www.jswconline.org/content/63/3/84A.full.pdf}, journal = {Journal of Soil and Water Conservation} }