Okhrimenko, A., O. Stokipnnyi, and V. Kovtun. “COMPARATIVE ANALYSIS OF STANDARDS AND REGULATORY DOCUMENTS FOR LONG-TERM PRESERVATION AND VALIDATION OF ELECTRONIC DOCUMENTS AND SIGNATURES”. Ukrainian Information Security Research Journal, vol. 27, no. 2, Dec. 2025, pp. 106-13, doi:10.18372/2410-7840.27.21185.