@misc{Friedman_Ignaz_(1882-1948)_16,
 author={Friedman, Ignaz (1882-1948)},
 howpublished={online},
 publisher={Hansen Wilhelm},
 language={ger},
 title={16 Etuden für Piano : Etude op.63 Nr 2},
 keywords={cimelia, etiudy fortepianowe, fortepian solo},
}