Goynov, Maxim, Detelin Luchev, Desislava Paneva-Marinova, Silvia Najdenova, Lubomir Zlatkov, Lilia Pavlova, and Evita Pilege. “Digital Revival of the Bulgarica Collection of the Central Library of the Bulgarian Academy of Sciences”. Digital Presentation and Preservation of Cultural and Scientific Heritage 13 (September 1, 2023): 77–86. Accessed May 14, 2024. https://dipp.math.bas.bg/dipp/article/view/dipp.2023.13.7.