5Baulch, Bob, Hoa Thi Minh Nguyen, Phuong Thu Thi Phuong, and Hung Thai Pham. "Ethnic minority poverty in Vietnam."Chronic Poverty Research Centre Working Paper (2010).
20Huynh, Niem Tu, Wen Lin, Renee L Ness, Asso Prof Darlene Occeña-Gutierrez, and Xuân Duy Trần. "A World After Climate Change and Culture-Shift."Climate Change and Its Impact on Cultural Shifts in East and Southeast Asia (2014).