March 28-31, 2021


A standard and unique registration fee of 150 Euro is applied to each Participant, as Speaker of a lecture or as Listener.

The registration fee covers the remote presentation of one single Lecture.

In case the Participant wishes to publish into CET Journal the article linked to the Lecture, a cost of 250 Euro is added to the standard fee.

NOTE. It is not possible to publish the article without attending the conference.
The eventual second article cannot be linked to the main registration, but a new registration by another co-authors is required.

Use this specific link to submit your registration




NINE2021 is included into the Framework "VIRVIS" (owned by AIDIC) propely created for the Virtual Presentation of Conferences in a proprietary Web Private Server.