@misc{_Instrumentum,
 howpublished={online},
 publisher={Regiomonti},
 publisher={Typis Paschalis Mensenii},
 publisher={imprimebat Josua Segebadius},
 language={lat},
 language={fre},
 language={ita},
 language={spa},
 type={stary druk},
 title={Instrumentum Ratificatum Pacis Perpetuæ Inter S. R. M. Poloniæ, ... Ab Vna, Et S. R. M. Sveciæ, ab Altera Partibus, Anno M. DC. LX. XXIII. Aprilis III. Maji Olivæ Initæ Ac Conclusæ ...},
}