INA SAPARLINA; IMAN NURJAMAN. The Effect of Student Learning Outcomes Using A Tutorial Model With A Group Investigation (GI) Type Cooperative Model On The Ecosystem Concept In State High School. Elementaria: Journal of Educational Research, [S. l.], v. 1, n. 2, p. 77–88, 2023. DOI: 10.61166/elm.v1i2.36. Disponível em: https://elementaria.my.id/index.php/e/article/view/36. Acesso em: 19 sep. 2024.