| article html file updated | 15 August 2026 03:02 CEST | Update | https://www.mdpi.com/1999-4907/9/6/347 |
| article html file updated | 9 February 2020 21:09 CET | Update | N/A |
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| article pdf uploaded. | 12 June 2018 10:03 CEST | Version of Record | https://www.mdpi.com/1999-4907/9/6/347/pdf |
| article xml uploaded. | 12 June 2018 10:03 CEST | Update | https://www.mdpi.com/1999-4907/9/6/347/xml |
| article xml file uploaded | 12 June 2018 10:03 CEST | Original file | N/A |