PURBAYA, M. E.; RAKHMADANI, D. P.; MALIANA PUSPA ARUM; LUTHFI ZIAN NASIFAH. Implementation of n-gram Methodology to Analyze Sentiment Reviews for Indonesian Chips Purchases in Shopee E-Marketplace. Jurnal RESTI (Rekayasa Sistem dan Teknologi Informasi), v. 7, n. 3, p. 609 - 617, 2 Jun. 2023.