Purwitasari, D., Adi Surya Suwardi Ansyah, Arya Putra Kurniawan and Asiyah Nur Kholifah (2023) “A Hybrid Method on Emotion Detection for Indonesian Tweets of COVID-19”, Jurnal RESTI (Rekayasa Sistem dan Teknologi Informasi), 7(2), pp. 254 - 262. doi: 10.29207/resti.v7i2.4816.