| article html file updated | 2 September 2025 02:35 CEST | Update | https://www.mdpi.com/1999-4915/13/4/609 |
| article html file updated | 25 July 2022 10:31 CEST | Update | N/A |
| article html file updated | 4 August 2021 03:01 CEST | Update | N/A |
| article html file updated | 4 August 2021 02:51 CEST | Update | N/A |
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| article html file updated | 9 April 2021 05:40 CEST | Update | N/A |
| article pdf uploaded. | 9 April 2021 05:38 CEST | Updated version of record | https://www.mdpi.com/1999-4915/13/4/609/pdf |
| article xml uploaded. | 9 April 2021 05:38 CEST | Update | https://www.mdpi.com/1999-4915/13/4/609/xml |
| article xml file uploaded | 9 April 2021 05:38 CEST | Update | N/A |
| article html file updated | 2 April 2021 12:00 CEST | Original file | N/A |
| article pdf uploaded. | 2 April 2021 11:58 CEST | Version of Record | https://www.mdpi.com/1999-4915/13/4/609/pdf-vor |
| article xml file uploaded | 2 April 2021 11:58 CEST | Original file | N/A |