| Title | Quatrieme Congres international des etudes byzantines a Sofia |
| Alternate title | |
| Subtitle | sous le haut patronage de sa Majeste le roi des Bulgares |
| Author | |
| Corporate author | Congres international des etudes Byzantines (4 ; 1934 ; Sofia) |
| Year of publication | 1934 |
| Place of publication | Sofia |
| Publisher | Comite d'Organisation |
| Source | |
| Signature | 66-93-263 |