Thanks to the multiple requests of our colleagues all around the world to extend the abstract contribution deadline, the abstract submission has been extended to 18 Feb 2018, 23:59 CET. 
Abstract submission is free of charge. After undergoing the reviewing process, all authors will be informed about the acceptance of their submission on the 21 FEb 2018. Registration fee must be paid by the 25 Feb 2018 at the latest to confirm the presentation at the conference and the possible publication of its full-text in the proper ISI Journal (after Peer-review process).