@misc{_Pacta,
 howpublished={online},
 publisher={Bodenhausen, Wendelin ( -ca 1642). Druk.},
 language={lat},
 type={stary druk},
 title={Pacta Induciarum Viginti Sexennalium Inter Incluta Regna Poloniae Sveciaeq[ue], Anno 1635, In Prussia [...] paracta.},
}