Jurnal Konversi Energi dan Manufaktur Editor’s. COVER AND PREFACE JURNAL KONVERSI ENERGI DAN MANUFAKTUR VOL. 7 NO. 2 (2022). J. Konv. Ener. Manuf. [Internet]. 2022 Jul. 20 [cited 2026 May 22];7(2):i - iii. Available from: https://journal.unj.ac.id/unj/index.php/jkem/article/view/28279