Keel, W.D. 2006. Deitsch, Dӓӓtsch, Düütsch, and Dietsch: The Varieties of Kansas German Dialects after 150 Years of German Group Settlement in Kansas. Yearbook of German-American Studies. 2, (Dec. 2006), 27–48. DOI:https://doi.org/10.17161/ygas.v2i.18919.