Announcing the release of the new issue (Vol. 9 No. 4) of JK

Dear Colleagues, We are pleased to announce that our latest issue  (Vol. 9 No. 4) has been released on December 16, 2023 and online now.   JK has been indexed in DOAJ, SINTA 2 (National Scientific Journal Accreditation), GS, etc. The articles contained in this issue have completed the editorial board process in a timely manner. Thanks to the authors for entrusting their best articles to be published in JK. Readers can access the full papers of this issue here. Best Regards,the JK Editorial Team