@misc{Syxtus_(Cistercian)_Notiones_1910,
 author={Syxtus (Cistercian)},
 copyright={Public Domain},
 address={Romae},
 howpublished={online},
 year={1910},
 publisher={Desclée et Soc. Editores},
 language={lat},
 title={Notiones archaeologiae christianae disciplinis theologicis et liturgicis coordinatae. Vol. 2. P. 2, Symbola et picturae coemeteriales},
 URL={http://rcin.org.pl/Content/17741/PDF/WA308_1039_II1401-T2-cz2_NOTIONES-ARCHAEOLOGI_C.pdf},
 keywords={early Christianity, history of the Church, Christian archaeology, early Christian art, early Christian burials, early Christian catacombs, catacomb painting, early Christian wall paintings, early Christian inscriptions, early Christian ornamentation, early Christian iconography, early Christian symbolism},
}