KURNIATI, Lenny; 						KUSUMAWATI, Ratih.
 A Mathematics Module Based on the 4A Flow (Activity–Analysis–Abstraction–Application) for Improving Trigonometry Learning.
<strong>Journal of Medives : Journal of Mathematics Education IKIP Veteran Semarang</strong>, [S.l.], v. 9, n. 2, july 2025.
ISSN 2549-5070.
Available at: &lt;<a href="https://e-journal.ivet.ac.id/index.php/matematika/article/view/3657" target="_new">https://e-journal.ivet.ac.id/index.php/matematika/article/view/3657</a>&gt;. Date accessed: 06 july 2025.
doi: <a href="https://doi.org/10.31331/medivesveteran.v9i2.3657">https://doi.org/10.31331/medivesveteran.v9i2.3657</a>.