| AUTHOR | AFFILIATION | ISSUE | YEAR |
| Shane Crombie | LCC International University, Klaipeda | 8 | 2024 |
| Luka Leoni | Sofia University “St. Kliment Ohridski” | 8 | 2024 |
| Chief assistant prof. Stoyanka Balova-Tsvetkova, PhD | Sofia University “St. Kliment Ohridski” | 8 | 2024 |
| Associate prof. Donka Petrova, PhD | Sofia University “St. Kliment Ohridski” | 8 | 2024 |
| Jordan Georgiev | Medical College – Varna | 8 | 2024 |
| Associate prof. Donka Petrova, PhD | Sofia University “St. Kliment Ohridski” | 6-7 | 2023 |
| Petko Zhelyazkov | RATIO | 6-7 | 2023 |
| Associate prof. Nikolay Dimitrov, PhD | Sofia University “St. Kliment Ohridski” | 6-7 | 2023 |
| Kremena Dachova, PhD | Independent researcher | 6-7 | 2023 |
| Rosen Stoyanov | Sofia University “St. Kliment Ohridski” | 6-7 | 2023 |
| Clemens Schneider | Prometheus – Das Freiheitsinstitut | 6-7 | 2023 |
| Prof. Dr. Stefan Kolev | Ludwig-Erhard-Forum für Wirtschaft und Gesellschaft | 6-7 | 2023 |
| Kristina Ovcharova, PhD | Trakia University | 6-7 | 2023 |
| Ivan Petrinski | National Historical Museum | 5 | 2022 |
| Petya Angelova | Sofia University “St. Kliment Ohridski” | 5 | 2022 |
| Associate prof. Donka Petrova, PhD | Sofia University “St. Kliment Ohridski” | 5 | 2022 |
| Associate prof. Gerasim Petrinski, PhD | Sofia University “St. Kliment Ohridski” | 5 | 2022 |
| Prof. dr. Maksim Mizov | Center for Historical and Political Research | 5 | 2022 |
| Prof. dr. Maksim Mizov | Center for Historical and Political Research | 4 | 2022 |
| Martin Kolev, PhD | Independent researcher | 4 | 2022 |
| Associate prof. Neli Stefanova, PhD | Sofia University “St. Kliment Ohridski” | 4 | 2022 |
| Associate prof. Donka Petrova, PhD | Sofia University “St. Kliment Ohridski” | 4 | 2022 |
| Associate prof. Donka Petrova, PhD | Sofia University “St. Kliment Ohridski” | 3 | 2021 |
| Prof. Dr. Donka Aleksandrova | Sofia University “St. Kliment Ohridski” | 3 | 2021 |
| Natalia Toteva | Independent researcher | 3 | 2021 |
| Penka Georgieva, PhD | Independent researcher | 3 | 2021 |
| Denitsa Spasova | Independent researcher | 3 | 2021 |
| Maria Yurukova | Sofia University “St. Kliment Ohridski” | 3 | 2021 |
| Ana Pirinska | Independent researcher | 3 | 2021 |
| Strahil Delyiski, PhD | Sofia University “St. Kliment Ohridski” | 3 | 2021 |
| Prof. dr. Maksim Mizov | Center for Historical and Political Research | 3 | 2021 |
| Boris Tsenov, PhD | Independent researcher | 3 | 2021 |
| Adriana Ivancheva, PhD | Independent researcher | 3 | 2021 |
| Associate prof. Polya Ivanova, PhD | Sofia University “St. Kliment Ohridski” | 2 | 2021 |
| Kremena Dachova, PhD | Independent researcher | 2 | 2021 |
| Simeon Vasilev | Independent researcher | 2 | 2021 |
| Associate prof. Nikolay dimitrov | Sofia University “St. Kliment Ohridski” | 2 | 2021 |
| Associate prof. Gerasim Petrinski, PhD | Sofia University “St. Kliment Ohridski” | 2 | 2021 |
| Strahil Delyiski, PhD | Sofia University “St. Kliment Ohridski” | 2 | 2021 |
| Prof. dr. Tsvetan Davidkov | Sofia University “St. Kliment Ohridski” | 2 | 2021 |
| Adriana Ivancheva, PhD | Independent researcher | 1 | 2020 |
| Milen Lyubenov, PhD | Sofia University “St. Kliment Ohridski” | 1 | 2020 |
| Anita Nikolova | Independent researcher | 1 | 2020 |
| Associate prof. Gerasim Petrinski, PhD | Sofia University “St. Kliment Ohridski” | 1 | 2020 |
| Associate prof. Albena Taneva, PhD | Sofia University “St. Kliment Ohridski” | 1 | 2020 |
| Boris Tsenov, PhD | Independent researcher | 1 | 2020 |
| Associate prof. Silvia Borisova, PhD | Институт по философия и социология – БАН | 1 | 2020 |
| Stoyanka Balova, PhD | Sofia University “St. Kliment Ohridski” | 1 | 2020 |
| Mariyan Vasev | Sofia University “St. Kliment Ohridski” | 1 | 2020 |
| Prof. Dr. Velichko Rumenchev | Sofia University “St. Kliment Ohridski” | 1 | 2020 |
| Associate prof. Neli Stefanova, PhD | Sofia University “St. Kliment Ohridski” | 1 | 2020 |
| Prof. Dr. Donka Aleksandrova | Sofia University “St. Kliment Ohridski” | 1 | 2020 |
