LI, X.; LI ZHONGXUAN. Core competency oriented problem-solving teaching ----Taking "Solving Application Problems with a System of Equations" as an Example. Pacific International Journal, [S. l.], v. 7, n. 2, p. 17–21, 2024. DOI: 10.55014/pij.v7i2.555. Disponível em: https://rclss.com/pij/article/view/555. Acesso em: 19 may. 2024.