@misc{Kozaczka_Eugeniusz_Preface:,
 author={Kozaczka, Eugeniusz and Dyrcz, Czesław},
 copyright={© Copyright by Polish Academy of Sciences, Gdańsk Branch},
 pages={7-9},
 journal={Sound in the Nature},
 howpublished={online},
 publisher={Gdańsk: Polish Academy of Sciences, Gdańsk Branch},
 language={angielski},
 type={Wspomnienie},
 title={Preface: In memoriam — Prof. Grażyna Grelowska},
 URL={http://publikacje.pan.pl/Content/130238/2023-SOTN-00.pdf},
}