Becher, MichaelMichaelBecherSieberer, UlrichUlrichSieberer0000-0003-4027-13932020-02-272020-02-2720080964-4008https://fis.uni-bamberg.de/handle/uniba/47381engDiscipline, Electoral Rules and Defection in the Bundestag, 1983–94article10.1080/09644000802300510https://doi.org/10.1080%2F09644000802300510