Bich Ngoc, N. T.; Thuy, N. B.; Mai Huong, N. T.; An, V. D.; Thuy, D. T.; Cuong, H. T.; Phuong Quynh, L. T. Preliminary Monitoring Results of Total Coliforms and Fecal Coliform in the Red River System, in the Section from Yen Bai to Hanoi. AJB 2014, 36, 240-246.