HARAHAP, L. J.; KOMALA, R. .; RISTANTO, . R. H. . Studying Ecosystem in Senior High School: The Utilization of CirGi Learning Model to Enhance Mastery of Biological Concepts. Indonesian Research Journal in Education |IRJE|, [S. l.], v. 4, n. 2, p. 515-529, 2020. DOI: 10.22437/irje.v4i2.9608. Disponível em: https://online-journal.unja.ac.id/irje/article/view/9608. Acesso em: 25 aug. 2024.