@misc{ 0-168663961, title = {Izvestija na Instituta za Izkustvoznanie: = Bulletin de l'Institut des Arts}, address = {Sofija}, publisher = {Akad.}, year = {1969}, language = {Bulgarian}, language = {French}, language = {Russian}, url = {https://katalog.bibliothek.tu-chemnitz.de/Record/0-168663961} }