| article html file updated | 18 August 2026 19:21 CEST | Update | https://www.mdpi.com/2075-4442/9/2/13 |
| article html file updated | 25 January 2021 07:39 CET | Original file | N/A |
| article pdf uploaded. | 25 January 2021 07:37 CET | Version of Record | https://www.mdpi.com/2075-4442/9/2/13/pdf |
| article xml uploaded. | 25 January 2021 07:37 CET | Update | https://www.mdpi.com/2075-4442/9/2/13/xml |
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