Vovk, Y., Indutnyi, V., Merezhko, N., Pirkovich, K. and Dyshlova, V. 2023. Determining the sequence of elimination of impurity ions from the surface of historical cold iron weapons. Eastern-European Journal of Enterprise Technologies. 3, 12 (123) (Jun. 2023), 24–29. DOI:https://doi.org/10.15587/1729-4061.2023.283077.