Hüppauf, B., & Umbach, M. Vernacular modernism: Introduction / Bernd Hüppauf. Maiken Umbach. Vernacular modernism : Heimat, globalization, and the built environment.(2005).

Hüppauf, Bernd, and Maiken Umbach. "Vernacular Modernism: Introduction / Bernd Hüppauf. Maiken Umbach." Vernacular Modernism : Heimat, Globalization, and the Built Environment.(2005) .

Hüppauf, Bernd, and Maiken Umbach. "Vernacular Modernism: Introduction / Bernd Hüppauf. Maiken Umbach." Vernacular Modernism : Heimat, Globalization, and the Built Environment.(2005), .