Saputra PO, Nurdiawansyah N, Aminah A. Determinants of Net Profit Margin in Plastic and Packaging Sub-Sector Companies Listed on the Indonesia Stock Exchange for the 2020-2022 Period. IJESSM [Internet]. 2024Mar.3 [cited 2024Nov.23];4(1):119-30. Available from: https://lpppipublishing.com/index.php/ijessm/article/view/217