MORAVČÍKOVÁ, Henrieta Hammer - PILNÝ, Ivan - SZALAY, Peter. Restoring the colors of Friedrich Weinvurm´s Unitas: hazards of black-and-white photography. In Future Anterior, Summer 2014, vol. 11, no. 1, s. 55-69. ISSN 1549-9715. 2014. ISBN 978-0-8166-9616-1.