| ARCHIVE | SUBARCHIVE | UNITY | DOCUMENT TITLE | ENTITY TITLE | OCCUPATION |
| Viron Fidetzis Archive | Sofia Philharmonic Orchestra, CD1 | Grand Paques Russe | Artistic contributors | ||
| Viron Fidetzis Archive | Sofia Philharmonic Orchestra, CD1 | Concerto for Piano and Orchestra No.4 G major | Artistic contributors | ||
| Viron Fidetzis Archive | Sofia Philharmonic Orchestra, CD1 | Concerto for Piano and Orchestra No.4 G major | Artistic contributors | ||
| Viron Fidetzis Archive | Sofia Philharmonic Orchestra, CD1 | Concerto for Piano and Orchestra No.4 G major | Artistic contributors | ||
| Viron Fidetzis Archive | Sofia Philharmonic Orchestra, CD1 | Concerto for Piano and Orchestra No.4 G major | Artistic contributors | ||
| Viron Fidetzis Archive | Sofia Philharmonic Orchestra, CD2 | Symphony No 1 | Artistic contributors | ||
| Viron Fidetzis Archive | Sofia Philharmonic Orchestra, CD2 | Symphony No 1 | Artistic contributors | ||
| Viron Fidetzis Archive | Sofia Philharmonic Orchestra, CD2 | Symphony No 1 | Artistic contributors | ||
| Viron Fidetzis Archive | Sofia Philharmonic Orchestra, CD2 | Symphony No 1 | Artistic contributors | ||