Deprecated function: session_set_save_handler(): Providing individual callbacks instead of an object implementing SessionHandlerInterface is deprecated in drupal_session_initialize() (line 245 of includes/session.inc).
Enabling distance learning and remote collaboration in layout and process planning
Authors:
Zsolt Kemény, Richárd Beregi, Mátyás Hajós, János Csempesz, János Nacsa
Title of journal:
SSRN, Proceedings of the Conference on Learning Factories (CLF) 2021
