| article html file updated | 1 September 2025 17:43 CEST | Update | https://www.mdpi.com/2227-9032/9/1/39 |
| article html file updated | 23 July 2022 10:14 CEST | Update | N/A |
| article html file updated | 6 January 2021 08:16 CET | Update | N/A |
| article pdf uploaded. | 6 January 2021 08:15 CET | Updated version of record | https://www.mdpi.com/2227-9032/9/1/39/pdf |
| article xml uploaded. | 6 January 2021 08:15 CET | Update | https://www.mdpi.com/2227-9032/9/1/39/xml |
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| article html file updated | 6 January 2021 05:07 CET | Original file | N/A |
| article pdf uploaded. | 6 January 2021 05:06 CET | Updated version of record | https://www.mdpi.com/2227-9032/9/1/39/pdf-vor |
| article xml file uploaded | 6 January 2021 05:06 CET | Original file | N/A |
| article pdf uploaded. | 4 January 2021 16:01 CET | Version of Record | https://www.mdpi.com/2227-9032/9/1/39/pdf-vor |
