Darsin, Mahros, Renald Rochman Mauludy, Intan Hardiatama, Boy Arief Fachri, Mochamad Edoward Ramadhan, and Doddy Parningotan. 2022. “Analysis of the Effect 3D Printing Parameters on Tensile Strength Using Copper-PLA Filament”. SINERGI 26 (1). Jakarta, Indonesia:99-106. https://doi.org/10.22441/sinergi.2022.1.013.