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Zablotovska, Nataly, Chernivtsi Yuriy Fedkovych National University, Ukraine
Zachar, Miroslav
Zahariev, Elenko, University of agribusiness and rural development
Zakonnova, Ludmila Ivanovna, Branch in KuzGTU Belovo
Zarkov, Vasil, EP Consult Ltd., BULGARIA
Zarkov, Vasil, St. Kliment Ohridski Sofia University, Bulgaria
Zarkov, Vasil, St. Kliment Ohridski University of Sofia, Bulgaria
Zhelyazkova, Virginia, VUZF
Zhelyazkova, Virginiya, <h3>University of finance, business and entrepreneurship - Bulgaria<em></em></h3>
Zikovska, Suzana, Faculty of safety engineering. International Slavic University "G. R. Derzhavin" Sveti Nikole and Bitola, in Macedonia
Zlatunova, Daniela, Sofia University “St. Kliment Ohridski”
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