MAC, The Vinh; TRUONG, Ngoc Minh; NGUYEN, Thi Huong; NGUYEN, Thi Minh Tu. Authenticating the origin of Pakchoi using metal content in the edible part of Pakchoi at Hanoi market, Vietnam. JST: Engineering And Technology For Sustainable Development, [S. l.], v. 35, n. 2, p. 26–32, 2025. DOI: 10.51316/jst.181.etsd.2025.35.2.4. Disponível em: https://jst.vn/index.php/etsd/article/view/412. Acesso em: 18 jun. 2025.