D. E. Rupp, R Peachey, E., Warren, K. L., and Selker, J.,
“Diuron in surface runoff and tile drainage from two grass-seed fields”,
Journal of environmental quality, vol. 35, pp. 303–311, 2006.
D. E. Rupp, Owens, J. M., Warren, K. L., and Selker, J.,
“Analytical methods for estimating saturated hydraulic conductivity in a tile-drained field”,
Journal of hydrology, vol. 289, pp. 111–127, 2004.
D. E. Rupp, Selker, J., and Šimunek, J.,
“A Modification to the Bouwer and Rice Method of Slug-Test Analysis for Large-Diameter, Hand-Dug Wells”,
Ground Water, vol. 39, pp. 308–314, 2001.
K. A. Rykbost, James, S. R., Mosley, A. R., Charlton, B. A., Hane, D. C., Eldredge, E., Voss, R., Johansen, R. H., Love, S. L., Thornton, R. E., and Shock, C. C.,
“Modoc: A potato variety with bright red skin and early maturity for fresh market”,
American Journal of Potato Research, vol. 80, no. 4, pp. 235 - 240, 2003.