E-Business and Telecommunications: 19th International Conference, ICSBT 2022, Lisbon, Portugal, July 14–16, 2022, and 19th International Conference, SECRYPT 2022, Lisbon, Portugal, July 11-13, 2022, Revised Selected Papers

E-Business and Telecommunications: 18th International Conference, ICETE 2021, Virtual Event, July 6–9, 2021, Revised Selected Papers

Knowledge Integration: The Practice of Knowledge Management in Small and Medium Enterprises