@misc{Szalewska_Elżbieta_(1947-_)_Jezioro,
 author={Szalewska, Elżbieta (1947- )},
 howpublished={online},
 type={slides},
 title={Jezioro Gardno w Retowie},
 keywords={Slides, Checkered land, Retowo (Pomeranian Province)},
}