@misc{Helwig_Christoph_(1581-1617)_Christophori,
 author={Helwig, Christoph (1581-1617)},
 howpublished={online},
 publisher={typis & sumptibus Nicolai Hampelii [...]},
 language={lat},
 title={Christophori Helvici, V.C. Theatrum Historicum et Chronologicum, Eqvalibus Denariorvm, Qvinqvagenariorum & Centenariorum intervallis; cum assignatione Imperiorum, Regnorum [...] Universa Temporum Et Historiarum [...] in speculo videri possit [...]},
 type={stary druk},
 keywords={kronika, kalendarium, historia do 17 w., 17 w.},
}