ZAHRO, Annisa Fatimatus; GHAZALI, Ihwan; RIFAI, Achmad Pratama; SARI, Wangi Pandan. Optimization of extrusion process parameters for FDM filament based on recycled PLA-PETG blends using Taguchi-GRA approach. SINERGI, Jakarta, Indonesia, v. 30, n. 2, p. 397–410, 2026. DOI: 10.22441/sinergi.2026.2.007. Disponível em: https://publikasi.mercubuana.ac.id/index.php/sinergi/article/view/33650. Acesso em: 5 jun. 2026.