Ramadhani A, Nugraha I. Quality Control Analysis of Wood Pellet Products at PT XYZ Using the Seven Tools and New Seven Methods. Heuristic [Internet]. 13Jan.2025 [cited 29Jun.2025];21(2):203-18. Available from: https://jurnal.untag-sby.ac.id/index.php/HEURISTIC/article/view/12556