Δείτε τις παρουσιάσεις του webinar
- https://drive.google.com/file/d/1GrmmuzmvvJVJEQUoX_v2u1ViMTRMhszU/view?usp=sharing
- https://drive.google.com/file/d/1SByjvlu5DPHm4-2Z2holHBL_74Su5ZrQ/view?usp=sharing
- https://drive.google.com/file/d/1XNygRnZ-4UeZIZ_nOMdrGSBJiyLJnU9P/view?usp=sharing
- https://drive.google.com/file/d/19EdgRWUyvIxYWLOjYrydmULmKUx6Mp9M/view?usp=sharing
- https://psem.gr/images/pdf/webinar-PSEM-MARMOLINE-28-01-2021.pdf
- https://psem.gr/images/pdf/vaitsi-tee.pdf