WAHYUNI, Djihan; SUMARMININGSIH, Eni; ASTUTIK, Suci. Fuzzy Sugeno Method for Opinion Classification Regarding Policy of PPKM and Covid-19 Vaccination. Jurnal Penelitian Pendidikan IPA, [S. l.], v. 8, n. 5, p. 2210–2215, 2022. DOI: 10.29303/jppipa.v8i5.1958. Disponível em: https://jppipa.unram.ac.id/index.php/jppipa/article/view/1958. Acesso em: 23 jul. 2024.