TY - GEN A1 - Rychła, Anna A1 - Buczyński, Paweł A2 - Małek, Wanda. Red. PB - Wydawnictwo Uniwersytetu Marii Curie-Skłodowskiej KW - diversity KW - species richness KW - freshwaters KW - ponds KW - rare species KW - endangered species KW - protected species KW - Macroplea appendiculata KW - Rhantus incognitus T1 - Materials to the knowledge of aquatic beetle fauna (Coleoptera) in mid-western Poland (Lubuskie Province) ER -