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Available at: &lt;<a href="https://journals.aserspublishing.eu/tpref/article/view/9399" target="_new">https://journals.aserspublishing.eu/tpref/article/view/9399</a>&gt;. Date accessed: 05 apr. 2026.
doi: <a href="https://doi.org/10.14505/tpref.v17.1(37).19">https://doi.org/10.14505/tpref.v17.1(37).19</a>.