OCY, D. R.; RAHAYU, W.; MAKMURI, M. Development of a HOTS-Based Mathematical Abstraction Ability Instrument in Trigonometry Using Riau Islands Province Culture. Jurnal Gantang, [S. l.], v. 8, n. 1, p. 37–52, 2023. DOI: 10.31629/jg.v8i1.5654. Disponível em: https://ojs.umrah.ac.id/index.php/gantang/article/view/5654. Acesso em: 13 jul. 2024.