Mapping the field of psychology: Trends in research topics 1995-2015. - Oliver J. Wieczorek; Saïd Unger; Jan Riebling; Lukas Erhard; Christian Koß; Raphael Heiko Heiberger (Scientometrics, 2021)

PopBERT. Detecting populism and its host ideologies in the German Bundestag. - Lukas Erhard; Sara Hanke; Uwe Remer; A. Falenska; Raphael Heiko Heiberger (CoRR, 2023)