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<strong>Constanta Maritime University Annals</strong>, [S.l.], v. 27, n. 223, mar. 2019.
ISSN 2067-0427.
Available at: &lt;<a href="http://annals.cmu-edu.eu/index.php/cmuannals/article/view/45" target="_new">http://annals.cmu-edu.eu/index.php/cmuannals/article/view/45</a>&gt;. Date accessed: 04 mar. 2021.