@misc{Rybczyński_Mieczysław_(1873-1937)_Vistule,
 author={Rybczyński, Mieczysław (1873-1937)},
 howpublished={online},
 publisher={Société Française de Librairie Gebethner & Wolff},
 language={fre},
 type={monografia},
 title={Vistule Poméranienne},
}