<https://www.depa.gr/events/4th-international-conference-of-energy-harvesting-storage-and-transfer/>
<http://schema.org/dateModified>
"2019-11-11T14:46:50+00:00"^^<http://schema.org/Date>
<https://www.depa.gr/events/4th-international-conference-of-energy-harvesting-storage-and-transfer/>