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The Academic Journal "Present Environment and Sustainable Development " has signed an agreeement concerning the Digital Archiving with Portico. The Portico digital preservation service is part of ITHAKA, a not-for-profit organization helping the academic community use digital technologies to preserve the scholarly record and to advance research and teaching in sustainable ways. ©2005-2020. Portico® and ITHAKA® are trademarks of ITHAKA
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ISSN 1843-5971 (Printed version) ISSN 2284 – 7820 (online version) © 2007-2020 Creative Commons Attribution-NonCommercial-NoDerivatives 4.0 International License
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