NGUYEN, Thi Hoai Thu. Develop an Empirical Formula for Grid Dependency of a PV/Battery System in Vietnam using Autoregressive Method. Old Journal, [S. l.], n. 129, p. 6–10, 2018. Disponível em: https://jst.vn/index.php/old/article/view/753. Acesso em: 2 aug. 2025.