HONGKRENGKAI, R.; TRATIP, J.; RITTISAK, S.; KUMTABTIM, U. METHOD DEVELOPMENT FOR METAL ANALYSIS USING BOUGAINVILLEA FLOWER EXTRACTS AND ULTRAVIOLET-VISIBLE SPECTROSCOPY TECHNIQUE. Srinakharinwirot University Journal of Sciences and Technology, [S. l.], v. 16, n. 31, January-June, p. 1–15, Article 253637, 2024. Disponível em: https://ph02.tci-thaijo.org/index.php/swujournal/article/view/253637. Acesso em: 29 aug. 2026.