Lutsenko, DmytroDmytroLutsenko2025-04-222025-04-2220241743-89930964-4008https://fis.uni-bamberg.de/handle/uniba/107641engIs Negative Campaigning a Response to a Dynamic Polling Environment? : Evidence from Facebook and Twitter Posts by German Party Leaders in the 2021 German Federal Electionarticle10.1080/09644008.2024.2413480https://www.tandfonline.com/doi/pdf/10.1080/09644008.2024.2413480