Data Management Technologies and Applications 10th International Conference, DATA 2021, Virtual Event, July 6–8, 2021, and 11th International Conference, DATA 2022, Lisbon, Portugal, July 11-13, 2022, Revised Selected Papers - Cuzzocrea, Alfredo; Gusikhin, Oleg; Hammoudi, Slimane; Quix, Christoph (Springer Nature Switzerland, 2023)