Italian Paintings of the Thirteenth and Fourteenth Centuries: The Assumption of the Virgin with Busts of the Archangel Gabriel and the Virgin of the Annunciation, c. 1400/1405 | National Gallery of Art https://www.nga.gov/research/publications/italian-paintings-thirteenth-and-fourteenth-centuries-0/italian-paintings-thirteenth-and-fourteenth-centuries-assumption-virgin-busts-archangel-gabriel-and
Ottilien, 1988), 1:276 – ​286. [2] See Else Staedel, Ikonographie der Himmelfahrt