| Agoston-Nikolova, Elka 2008. Improvisation and Variation: Post-Communist Bulgaria Challenges National Folklore Tradition. Folklore. Electronic Journal of Folklore vol. 39. Editors Mare Kõiva, Andres Kuperjanov. Folk Belief and Media Group of Estonian Literary Museum, Tartu. doi:10.7592/FEJF2008.39.agoston |
