Nguyen Huu Hieu, Nguyen Van Tan, Nguyen Binh Nam, Truong Dinh Minh Duc, Dao Huu Dan, Le Quoc Cuong. “The Roles of Energy Storage Systems in Stabilizing Frequency of the Islanded Microgrid”. The University of Danang - Journal of Science and Technology, vol. 18, no. 5.2, May 2020, pp. 39-44, https://jst-ud.vn/jst-ud/article/view/2751.