Knowledge based sustainable development = international Scientific Conference ERAZ 2021, May 27, 2021, online / editor Vuk Bevanda. -- 1st ed. -- Belehrad : Association of Economists and Managers of the Balkans, 2021. -- 154 s. : ilustr., tab. -- Bibliografické odkazy. -- ISBN 978-86-80194-47-9. -- ISSN 2683-5568. https://eraz-conference.com/wp-content/uploads/2022/03/ERAZ_2021-Selected-WEB.pdf ekonómia * matematika * vzdelávanie