Hoang, Q. B. et al. (2021) “Ultrasound-Assisted Extraction of Polyphenols from Pomelo (Citrus Grandis Limonia Osbeck L.) Peel”, JST: Engineering And Technology For Sustainable Development, 31(4), pp. 32–37. doi: 10.51316/jst.153.etsd.2021.31.4.6.