TRAN, Duc Huy; DUONG, Ngoc Binh; LE, Minh Hai. Copper Recovery from Waste Printed Circuit Board. Old Journal, [S. l.], n. 125, p. 46–50, 2018. Disponível em: https://jst.vn/index.php/old/article/view/819. Acesso em: 2 aug. 2025.