Lauren A. Dennhardt, Edward S. DeKeyser, Sarah A. Tennefos, and Steven E. Travers (2016) There Is No Evidence of Geographical Patterning among Invasive Kentucky Bluegrass (Poa pratensis) Populations in the Northern Great Plains. Weed Science: July-September 2016, Vol. 64, No. 3, pp. 409-420.
Edward S. DeKeyser, Lauren A. Dennhardt, and John Hendrickson (2015) Kentucky bluegrass (Poa pratensis) Invasion in the Northern Great Plains: A Story of Rapid Dominance in an Endangered Ecosystem. Invasive Plant Science and Management: July-September 2015, Vol. 8, No. 3, pp. 255-261.