Sentosa, C., Sudirman, and Afifah. “Analisis Kepuasan Pengguna Terhadap Website Kharisma Classroom Menggunakan Metode PIECES”. KHARISMA Tech, Vol. 19, no. 2, June 2024, pp. 98-112, doi:10.55645/kharismatech.v19i2.409.