Le Thi Huyen, and Nguyen Duy Phuong. 2017. “ACTIVITIES TO PROTECT SOVEREIGNTY OVER THE SEA AND ISLANDS IN QUANG NAM UNDER THE NGUYEN DYNASTY (1602 - 1775)”. UED Journal of Social Sciences, Humanities and Education 7 (3), 51-57. https://doi.org/10.47393/jshe.v7i3.788.