1. For each accepted paper, at least ONE author or one co-author should register and pay the conference fees.
2. Papers that have been accepted and there is no paid registration corresponding to any author, respectively, after the deadline for authors’ mandatory registration, will be excluded from the proceedings and the conference programme without any warning, and the submission is considered rejected.
3. An additional accepted paper or short communication paper by the same author will be charged an additional 300 euros.
4. Each registered author may present up to 3 Full Papers/Short Comm Papers that one has co-authored.
5. In general, the rule of “one-to-one” applies. For each registration, only one
   accepted paper corresponds.

_{All charges are included}