Positive feedback for the teaching of conjugated, regular and irregular verb forms in 7th grade students, Rigoberto López Pérez Institute, Managua Nicaragua. RCientifica [Internet]. 2023 Apr. 27 [cited 2025 Aug. 5];12(45):58-80. Available from: https://revistas.unan.edu.ni/index.php/Cientifica/article/view/2810