@misc{Naarssen_Johannes_van_(1580-1647)_Fides,
 author={Naarssen, Johannes van (1580-1647)},
 howpublished={online},
 publisher={Rigæ},
 publisher={[s.n.]},
 language={lat},
 type={stary druk},
 title={Fides Et Humanitas Polonica Erga Delegatos Regios Svedorum, Generosum D[ominum] Arvidum Horn & Clariss[imum] D[ominum] Iohannem Salvium, I. U. D.},
}