@misc{Kircher_Athanasius_(1602-1680)_Musurgia,
 author={Kircher, Athanasius (1602-1680)},
 address={Romae},
 howpublished={online},
 language={lat},
 title={Musurgia universalis sive Ars magna consoni et dissoni in X. libros digesta.},
 keywords={17 w., Bibliotheca Rudolphina, teoria muzyki},
}