bin abd wahid KA, Agus Shidiq M, Fajar Sidik M, Renggani Wilis G, Santoso I. Transfer Technology of Laser Engraving Machine for Vocational School in Tegal District. Spekta [Internet]. 2023Jun.12 [cited 2024May17];4(1). Available from: http://journal2.uad.ac.id/index.php/spekta/article/view/8059