GUS-PUSZCZEWICZ, Aleksandra.
 THE PERSPECTIVES FOR POLISH INLAND WATERWAYS DEVELOPMENT IN RELATION TO THE AGN CONVENTION.
<strong>Transport Economics and Logistics</strong>, [S.l.], v. 69, p. 17-25, dec. 2017.
ISSN 2657-6104.
Available at: &lt;<a href="http://www.znetil.ug.edu.pl/index.php/etil/article/view/101" target="_new">http://www.znetil.ug.edu.pl/index.php/etil/article/view/101</a>&gt;. Date accessed: 31 oct. 2020.
doi: <a href="http://dx.doi.org/10.5604/01.3001.0010.5558">http://dx.doi.org/10.5604/01.3001.0010.5558</a>.