Lan, Tran Dinh, Hoang Thi Chien, Nguyen Thi Minh Huyen, Nguyen Thi Thu, Bui Duc Quang, and Ngo Minh Tuan. 2015. “VALUATION OF THE TOURISM POTENTIALS FROM MARINE ECOSYSTEMS AROUND BACH LONG VI ISLAND IN HAI PHONG CITY”. Vietnam Journal of Marine Science and Technology 15 (1):45-54. https://doi.org/10.15625/1859-3097/15/1/6081.