@misc{_[Opitz, howpublished={online}, language={lat}, title={[Opitz Martin Bobersfeldt auf]}, keywords={poet, counsellor, German graphics, engraving, portrait, man, bust, Opitz Martin Bobersfeld auf (1597-1639), rajca, poeta, 17 w., 17. Jh., 17 century, Heyden J. v. d. (1573-1654), Barth C.}, }