IHKG Kommentar - Frentzel, Gerhard 1896-1976; Jäkel, Ernst 1913-1991; Junge, Werner 1923-2016; Wernicke, Stephan; Jahn, Ralf 1959-; Heyne, Karolin; Karstedt-Meierrieks, Annette; Rickert, Axel (Otto Schmidt, 2020)