Hillslope response to knickpoint migration in the Southern Appalachians: Implications for the evolution of post-orogenic landscapes - Wegmann, S.F.G.; Franke, K.L.; Hughes, S.; Lewis, R.Q.; Lyons, N.; Paris, P.; Ross, K.; Bauer, J.B.; Witt, A.C. (Earth Surface Processes and Landforms, 2011)