Norhidayah Abdullah, Noriham Abdullah, Mohammad Rusop Mahmood. Bioactive Phenolic Acid Contents Of Nanoparticle Z. Officinale Rhizome Via High-Performance Liquid Chromatography – Solid Phase Extraction (HPLC-SPE) Methods. IJASRE [Internet]. 2019 Dec. 30 [cited 2024 Apr. 20];5(12):59-66. Available from: https://ijasre.net/index.php/ijasre/article/view/554