We cordially invite you to submit research papers and to attend the 31st Central European Conference on Information and Intelligent Systems - CECIIS 2020. Also, we invite all authors to communicate with us all their needs for further deadline extension: ceciis2020@foi.unizg.hr. We would like to remind all authors about the possibility to publish their reviewed and accepted papers also in Croatian language. Please note that CECIIS 2020 offers its authors and participants to join the conference in-person or online. Read more info in the latest CECIIS newsletter edition.