| article html file updated | 1 September 2025 10:59 CEST | Update | https://www.mdpi.com/2076-3921/9/10/999 |
| article html file updated | 22 August 2025 00:15 CEST | Update | - |
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| article html file updated | 4 December 2020 06:29 CET | Update | - |
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| article pdf uploaded. | 16 October 2020 06:29 CEST | Updated version of record | https://www.mdpi.com/2076-3921/9/10/999/pdf |
| article xml uploaded. | 16 October 2020 06:29 CEST | Update | https://www.mdpi.com/2076-3921/9/10/999/xml |
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| article pdf uploaded. | 15 October 2020 15:10 CEST | Version of Record | https://www.mdpi.com/2076-3921/9/10/999/pdf-vor |
