@article{AlexanderKleinschrodt2023Das,
  author       = {Alexander Kleinschrodt},
  title        = {Das Copernicus-Jahr 1973 in der Volksrepublik Polen},
  howpublished = {\url{https://www.copernico.eu/de/link/63d309449cca57.87838155}},
  publisher    = {Herder-Institut für historische Ostmitteleuropaforschung - Institut der Leibniz-Gemeinschaft},
  note         = {Online available; accessed at 19/08/2026},
  language     = {de},
  year         = {2023},
  month        = {feb},
  doi          = {https://doi.org/10.25355/zxwm-c374},
}