found: Dornhaus, R. Solid-state physics, 1976:title page (G. Nimtz)
found: Narrow-gap semiconductors, 1983:CIP title page (G. Nimtz) data sheet (born September 22, 1936)
found: Universität zu Köln, Vorlesungsverzeichnis, Sommersemester 1982(Günter Nimtz)
found: Zero time space : how quantum tunneling broke the light speed barrier, 2008:title page (Günter Nimtz and Astrid Haibel)
found: Nimtz, Günter. Alles Leben hat nur eine Quelle: Elektrizität : biophysikalische Abläufe kompakt erklärt, 2019:title page (von Günter Nimtz)
found: German Wikipedia, viewed September 28, 2023(Günter Nimtz; born September 22, 1936, in Berlin; German physicist; best known for his work on quantum tunneling)
found: Deutsche Nationalbibliothek online catalog, viewed September 28, 2023(authorized access point: Nimtz, Günter; other data in authority record: Prof. Dr. rer. nat., Dr. phil.; German physicist; studied physics and philosophy in Vienna; held a professorship at the Universität zu Köln from 1983 to 2001)