Jungkunz, SebastianSebastianJungkunz0000-0003-1040-8635Helbling, MarcMarcHelblingOsenbrügge, NinaNinaOsenbrügge2025-05-072025-05-0720241932-6203https://fis.uni-bamberg.de/handle/uniba/107935engMeasuring political radicalism and extremism in surveys : Three new scalesarticle10.1371/journal.pone.0300661