| article html file updated | 30 August 2025 06:03 CEST | Update | https://www.mdpi.com/1420-3049/23/8/2021 |
| article html file updated | 21 August 2025 20:18 CEST | Update | N/A |
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| article html file updated | 29 August 2018 05:49 CEST | Update | N/A |
| article html file updated | 21 August 2018 13:15 CEST | Original file | N/A |
| article pdf uploaded. | 21 August 2018 13:13 CEST | Updated version of record | https://www.mdpi.com/1420-3049/23/8/2021/pdf |
| article xml uploaded. | 21 August 2018 13:13 CEST | Update | https://www.mdpi.com/1420-3049/23/8/2021/xml |
| article xml file uploaded | 21 August 2018 13:13 CEST | Update | N/A |
| article pdf uploaded. | 13 August 2018 15:00 CEST | Updated version of record | https://www.mdpi.com/1420-3049/23/8/2021/pdf-vor |
| article pdf uploaded. | 13 August 2018 14:59 CEST | Version of Record | https://www.mdpi.com/1420-3049/23/8/2021/pdf-vor |
| article xml file uploaded | 13 August 2018 14:59 CEST | Original file | N/A |
