%0 Journal Article %T Key Challenges of Implementing ETL/ELT Processes and Methods to Overcome Them %A Bitchenkov, D.I. %A Zlobina, M.S. %A Ermakov, S.G. %K ETL, ELT, data integration, data quality issues, scalability, data security, architecture selection, process optimization, data storage %J Intellectual Technologies on Transport %D 2025 %N 0 %P 7 %I FSBEI HE "Emperor Alexander I St. Petersburg State Transport University"