| article html file updated | 31 August 2025 05:15 CEST | Update | https://www.mdpi.com/2073-4395/9/12/811 |
| article html file updated | 19 July 2022 22:58 CEST | Update | - |
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| article html file updated | 18 December 2019 10:27 CET | Original file | - |
| article pdf uploaded. | 18 December 2019 10:23 CET | Updated version of record | https://www.mdpi.com/2073-4395/9/12/811/pdf |
| article xml uploaded. | 18 December 2019 10:23 CET | Update | https://www.mdpi.com/2073-4395/9/12/811/xml |
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| article pdf uploaded. | 27 November 2019 15:00 CET | Version of Record | https://www.mdpi.com/2073-4395/9/12/811/pdf-vor |
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