| article html file updated | 1 September 2025 14:53 CEST | Update | https://www.mdpi.com/2075-4663/8/12/156 |
| article html file updated | 23 July 2022 03:17 CEST | Update | - |
| article html file updated | 3 December 2020 06:32 CET | Update | - |
| article pdf uploaded. | 3 December 2020 06:30 CET | Updated version of record | https://www.mdpi.com/2075-4663/8/12/156/pdf |
| article xml uploaded. | 3 December 2020 06:30 CET | Update | https://www.mdpi.com/2075-4663/8/12/156/xml |
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| article html file updated | 30 November 2020 15:24 CET | Original file | - |
| article pdf uploaded. | 30 November 2020 15:23 CET | Version of Record | https://www.mdpi.com/2075-4663/8/12/156/pdf-vor |
| article xml uploaded. | 30 November 2020 15:23 CET | Update | - |
| article xml file uploaded | 30 November 2020 15:23 CET | Original file | - |