| article html file updated | 1 September 2025 12:00 CEST | Update | https://www.mdpi.com/2079-9284/7/4/80 |
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| article html file updated | 2 November 2020 05:23 CET | Update | - |
| article pdf uploaded. | 2 November 2020 05:21 CET | Updated version of record | https://www.mdpi.com/2079-9284/7/4/80/pdf |
| article html file updated | 27 October 2020 11:03 CET | Original file | - |
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| article xml uploaded. | 27 October 2020 11:01 CET | Update | https://www.mdpi.com/2079-9284/7/4/80/xml |
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