| article html file updated | 24 December 2025 15:40 CET | Update | https://www.mdpi.com/2076-3298/6/9/99 |
| article html file updated | 31 August 2025 00:14 CEST | Update | - |
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| article html file updated | 13 February 2020 11:17 CET | Update | - |
| article html file updated | 22 August 2019 15:57 CEST | Original file | - |
| article pdf uploaded. | 21 August 2019 12:55 CEST | Updated version of record | https://www.mdpi.com/2076-3298/6/9/99/pdf |
| article xml uploaded. | 21 August 2019 12:55 CEST | Update | https://www.mdpi.com/2076-3298/6/9/99/xml |
| article xml file uploaded | 21 August 2019 12:55 CEST | Update | - |
| article pdf uploaded. | 21 August 2019 11:30 CEST | Version of Record | - |
| article xml uploaded. | 21 August 2019 11:30 CEST | Update | - |
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