TERPESHEVA, D. Christo and Jean-Claude at UniArt Gallery. The Story behind Prof. Konstantin Valchev’s Collection of Posters (An Interview Made by Dobromira Terpesheva). Sledva : NBU Journal of Humanities and Arts, [S. l.], n. 40, p. 20–25, 2020. DOI: 10.33919/sledva.20.40.5. Disponível em: https://ojs.nbu.bg/index.php/sledva/article/view/277. Acesso em: 27 apr. 2024.