[1]
Ardila, A., Marzal, J. and Siburian, J. 2021. The Development of Flipped Classroom Model Trigonometry Learning Tools improves Students’ Mathematical Communication Skills. Edumatica : Jurnal Pendidikan Matematika. 11, 03 (Dec. 2021), 65-77. DOI:https://doi.org/10.22437/edumatica.v11i03.14497.