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Available at: &lt;<a href="https://journal.prasetiyamulya.ac.id/journal/index.php/ctlr/article/view/491" target="_new">https://journal.prasetiyamulya.ac.id/journal/index.php/ctlr/article/view/491</a>&gt;. Date accessed: 22 dec. 2024.
doi: <a href="https://doi.org/10.21632/ctlr.1.1.23-53">https://doi.org/10.21632/ctlr.1.1.23-53</a>.