HRADILOVÁ, J., HRADIL, David, PECH, M., BEZDIČKA, Petr, NEDĚLA, Vilém, TIHLAŘÍKOVÁ, Eva, TARGOWSKI, P. Complementary use of X-ray based imaging and analytical methods in the investigation of miniature portraits. Microchemical Journal. 2020, 153(MAR), 104371. ISSN 0026-265X. E-ISSN 1095-9149. Available: https://doi.org/10.1016/j.microc.2019.104371.