Lumintang, Romels, and Fentje Abdul Rauf. “PENGENALAN PENGGUNAAN ALAT UJI MATERIAL IMPACT TEST BAGI SISWA SMK DI TONDANO KABUPATEN MINAHASA”. Jurnal Tekno Mesin 6, no. 1 (March 22, 2021). Accessed November 22, 2024. https://ejournal.unsrat.ac.id/v3/index.php/jtmu/article/view/32996.