@misc{Dulcken_Ferdinand_Quentin_(1837-1902)_Mazourka,
 author={Dulcken, Ferdinand Quentin (1837-1902)},
 howpublished={online},
 publisher={Jan Jaworski},
 type={druk muzyczny},
 title={Mazourka de salon},
 keywords={nuty 19 w.},
}