Publication date of Vol 30 No 2

We would like to inform you that Volume 30, No. 2 (2024) is now closed. However, due to a technical error on our part, this issue will be supplemented with articles that were accepted for publication in this volume but unfortunately were not published online. A new issue is already being prepared for all articles scheduled for 2025. We sincerely apologize to the authors of Volume 30, No. 2 (2024) for any inconvenience caused by this delay.

Thank you for your understanding and continued support.