Indutnyi, V., Merezhko, N. and Pirkovich, K. 2019. Studying the authenticity of the golden element from a mongolian warrior’s armor by physical­chemical methods. Eastern-European Journal of Enterprise Technologies. 1, 12 (97) (Feb. 2019), 34–40. DOI:https://doi.org/10.15587/1729-4061.2019.157156.