Võ Trương, Hân, Phú Nguyễn Lý, Phương Trịnh, Chiến Đặng Nguyễn, and Hậu Lê. “Investigation into Sampling and Determination Method of Metals in Rainwater: A Preliminary Results at Ho Chi Minh City”. VNUHCM Journal of Natural Sciences 7, no. S1 (December 31, 2024): 80-93. Accessed July 9, 2025. https://stdjns.scienceandtechnology.com.vn/index.php/stdjns/article/view/1360.