Nhuan, Mai, 		Thu Ha, Nguyen, 		Quy, Tran, 		Ngoc, Nguyen, 		Thuy Linh, Do, 		Minh Ngoc, Nguyen, 		Hong Hue, Nguyen, AND 		Ngoc, Pham.
" The Vietnamese Wetlands Classiíication System" <em>VNU Journal of Science: Earth and Environmental Sciences</em> [Online], Volume 24 Number 2 (15 June 2008)