“A Study on the Concentration of Polyphenols, Flavonoids and Antibacterial Activity from Tongue Fern (Pyrrosia Lingua (Thunb.) Farwell)”. 2026. Tạp Chí Y dược học Phạm Ngọc Thạch 3 (3). https://bsgdtphcm.vn/ojs/index.php/pnt/article/view/420.