@misc{Janssen_Johannes_(1829–1891)_Karl_1867,
 author={Janssen, Johannes (1829–1891)},
 copyright={Public Domain},
 address={Frankfurt a. M.},
 journal={Katholischer Broschüren-Verein},
 howpublished={online},
 year={1867},
 publisher={Verlag für Kunst und Wissenschaft},
 language={ger},
 title={Karl der Große : ein Vortrag},
 type={Text},
 URL={http://www.rcin.org.pl/iae/Content/4873/PDF/WA308_12736_B157_KARL-DER-GROSSE_I.pdf},
 keywords={Charles I the Great (King of the Franks, Roman Emperor ; 742-814), Carlovingians (dynasty), early Middle Ages -- western Europe, history of early Middle Ages, history of western Europe, early medieval rulers},
}