DAO, Tran Cao; LUONG, Truc Quynh Ngan; CAO, Tuan Anh; KIEU, Ngoc Minh. Detection of a Sudan dye at low concentrations by surface-enhanced Raman spectroscopy using silver nanoparticles. <b>Communications in Physics</b>, <i>[S. l.]</i>, v. 29, n. 4, p. 521, 2019. DOI: 10.15625/0868-3166/29/4/14178. Disponível em: https://vjs.ac.vn/cip/article/view/14178. Acesso em: 2 jan. 2026.