iuliangole@yahoo.com
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diaconu.amelia@gmail.com
svegombos@yahoo.com.sg
© 2021 Iulian Gole, Maria Loredana Popescu, Amelia Diaconu, Svetlana Platagea Gombos, published by The Bucharest University of Economic StudiesThis work is licensed under the Creative Commons Attribution 4.0 License.