| article html file updated | 18 August 2026 15:06 CEST | Update | https://www.mdpi.com/1999-4915/13/1/28 |
| article html file updated | 1 September 2025 17:01 CEST | Update | N/A |
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| article html file updated | 26 December 2020 05:33 CET | Original file | N/A |
| article pdf uploaded. | 26 December 2020 05:32 CET | Updated version of record | https://www.mdpi.com/1999-4915/13/1/28/pdf |
| article xml uploaded. | 26 December 2020 05:32 CET | Update | https://www.mdpi.com/1999-4915/13/1/28/xml |
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| article pdf uploaded. | 25 December 2020 13:56 CET | Updated version of record | https://www.mdpi.com/1999-4915/13/1/28/pdf-vor |
| article pdf uploaded. | 25 December 2020 12:48 CET | Version of Record | https://www.mdpi.com/1999-4915/13/1/28/pdf-vor |
