Loamy, two-storied soils on the outwash plains of southwestern lower Michigan: Pedoturbation of loess with the underlying sand - Luehmann, Michael; Peter, Brad; Connallon, Christopher; Schaetzl, Randall; Smidt, Samuel; Liu, Wei; Kincare, Kevin; Walkowiak, Toni; Thorlund, Elin; Holler, Marie (Annals of the American Association of Geographers, 2016)