Nguyễn Thị Hồng, Viên. 2022. “ASSESSMENT OF AWARENESS OF THE PEOPLE IN PHU THINH COMMUNE, DAI TU DISTRICT, THAI NGUYEN PROVINCE ABOUT THE CLASSIFICATION OF HOUSEHOLD SOLID WASTE”. SCIENTIFIC JOURNAL OF TAN TRAO UNIVERSITY 8 (3). https://doi.org/10.51453/2354-1431/2022/799.