Authors who previously submitted manuscripts through the former OJS platform (OJS 2) are kindly requested to resubmit their manuscripts via the new OJS 3 system.

Due to the system migration, ongoing and unpublished submissions from OJS 2 cannot be continued automaticallyin OJS 3. To ensure proper processing and tracking, authors must initiate a new submission through the current platform at:

https://publications.usk.ac.id/index.php/dm/index

Please ensure that all required metadata and manuscript files are uploaded completely during the resubmission process.

We sincerely apologize for any inconvenience this may cause and greatly appreciate your cooperation.

Jurnal Didaktik Matematika (JDM) has officially migrated from Open Journal Systems (OJS) version 2 to OJS version 3.

• Latest issue on OJS 2: Volume 12, Number 2 (2025): October 2025
• First issue on OJS 3: Volume 13, Number 1 (2026): April 2026

All journal activities are now conducted through the new platform at:
https://publications.usk.ac.id/index.php/dm/index

All published articles and metadata have been successfully transferred. Users are encouraged to log in to the new system to update their profiles and reset passwords if necessary.