| article html file updated | 1 September 2025 22:04 CEST | Update | https://www.mdpi.com/2227-9040/9/2/39 |
| article html file updated | 25 July 2022 04:02 CEST | Update | N/A |
| article html file updated | 26 February 2021 05:08 CET | Update | N/A |
| article pdf uploaded. | 26 February 2021 05:07 CET | Updated version of record | https://www.mdpi.com/2227-9040/9/2/39/pdf |
| article xml uploaded. | 26 February 2021 05:07 CET | Update | https://www.mdpi.com/2227-9040/9/2/39/xml |
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| article html file updated | 26 February 2021 02:39 CET | Original file | N/A |
| article pdf uploaded. | 26 February 2021 02:38 CET | Updated version of record | https://www.mdpi.com/2227-9040/9/2/39/pdf-vor |
| article xml uploaded. | 26 February 2021 02:38 CET | Update | N/A |
| article xml file uploaded | 26 February 2021 02:38 CET | Original file | N/A |
| article pdf uploaded. | 18 February 2021 17:27 CET | Version of Record | https://www.mdpi.com/2227-9040/9/2/39/pdf-vor |
