CENTERIS CENTERIS 2020 - International Conference on ENTERprise Information Systems / ProjMAN 2020 - International Conference on Project MANagement / HCist 2020 - International Conference on Health and Social Care Information Systems and Technologies, CENTERIS/ProjMAN/HCist 2020 : October 21-23, 2020, Vilamoura, Portugal [elektronický zdroj]. -- 1. vyd. -- Amsterdam : Elsevier, 2021. -- online, 1254 s. -- (Procedia Computer Science, vol. 181). -- ISSN : 1877-0509. Cruz-Cunha, Maria M.. Martinho, Ricardo. International Conference on Project MANagement 2020 Vilamoura, Portugalsko. International Conference on Health and Social Care Information Systems and Technologies 2020 Vilamoura, Portugalsko