Romanenkova, Julia, Ivan Bratus Bratus, Vadym Myikhalchuk, y Anna Gunka. «LVOV EX-LIBRIS SCHOOL AS THE TRADITIONS KEEPER OF THE INTAGLIO PRINTING TECHNIQUES IN THE UKRAINIAN GRAPHIC ARTS AT THE TURN OF THE XXTH AND XXITH CENTURIES». Revista Inclusiones (marzo 4, 2021): Ph. D. Anna Gunka. Accedido agosto 17, 2025. https://www.revistainclusiones.org/index.php/inclu/article/view/2542.