Dochkova-Todorova, Juliana, Margarita Todorova, and Donika Valcheva. “Social - Oriented Applications of the Folklore Heritage for the Needs of the Non-Formal Learning and Cultural Tourisms”. Digital Presentation and Preservation of Cultural and Scientific Heritage 1 (September 30, 2011): 51–59. Accessed April 12, 2024. https://dipp.math.bas.bg/dipp/article/view/dipp.2011.1.6.