| article html file updated | 31 August 2025 03:12 CEST | Update | https://www.mdpi.com/1996-1073/12/20/3988 |
| article html file updated | 21 August 2025 22:59 CEST | Update | - |
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| article html file updated | 29 October 2019 22:30 CET | Update | - |
| article html file updated | 24 October 2019 10:29 CEST | Update | - |
| article pdf uploaded. | 24 October 2019 10:28 CEST | Updated version of record | https://www.mdpi.com/1996-1073/12/20/3988/pdf |
| article xml uploaded. | 24 October 2019 10:28 CEST | Update | https://www.mdpi.com/1996-1073/12/20/3988/xml |
| article xml file uploaded | 24 October 2019 10:28 CEST | Update | - |
| article html file updated | 20 October 2019 07:40 CEST | Original file | - |
| article pdf uploaded. | 20 October 2019 07:39 CEST | Version of Record | https://www.mdpi.com/1996-1073/12/20/3988/pdf-vor |
| article xml uploaded. | 20 October 2019 07:39 CEST | Update | - |
| article xml file uploaded | 20 October 2019 07:39 CEST | Original file | - |
