Tuan, V. T., C. H. Kha, and N. V. Minh. “Techno-Economic Optimization of a Grid-Tied Hybrid PV–Battery System under Vietnam Climatic Conditions”. European Scientific Journal, ESJ, Vol. 51, Mar. 2026, p. 622, https://eujournal.org/index.php/esj/article/view/20786.