Le, Phuong, Duy Hoang, Hoa Pham, and Huy Nguyen. 2016. “New Adaptive Droop Control With Combined Line Impedance Estimation Method for Parallel Inverters”. Science and Technology Development Journal 19 (4), 45-64. https://doi.org/https://doi.org/10.32508/stdj.v19i4.781.