RAMADHONA, R. .; SIREGAR, N. A. R.; ALPINDO, O. The Practicality of Plane and Space Geometry Textbook as Teaching Materials in Mathematics Education Department of UMRAH. Jurnal Gantang, [S. l.], v. 8, n. 1, p. 65–73, 2023. DOI: 10.31629/jg.v8i1.5658. Disponível em: https://ojs.umrah.ac.id/index.php/gantang/article/view/5658. Acesso em: 19 dec. 2024.