SILITONGA, P. E. .; HASIBUAN, Y. M. .; UTAMA, D. W. . Snack Food Packaging Design Design (Chocolate) using the Theory of Inventive Problem Solving (TRIZ) Method at UKM Himasweets Tembung. IRA Jurnal Teknik Mesin dan Aplikasinya (IRAJTMA), [S. l.], v. 2, n. 3, p. 1–4, 2023. DOI: 10.56862/irajtma.v2i3.56. Disponível em: https://e-journals.irapublishing.com/index.php/IRAJTMA/article/view/56. Acesso em: 7 jul. 2025.