| article html file updated | 1 September 2025 18:34 CEST | Update | https://www.mdpi.com/2227-9032/9/1/69 |
| article html file updated | 23 July 2022 15:35 CEST | Update | N/A |
| article html file updated | 14 January 2021 04:29 CET | Update | N/A |
| article pdf uploaded. | 14 January 2021 04:27 CET | Updated version of record | https://www.mdpi.com/2227-9032/9/1/69/pdf |
| article xml uploaded. | 14 January 2021 04:27 CET | Update | https://www.mdpi.com/2227-9032/9/1/69/xml |
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| article html file updated | 13 January 2021 16:19 CET | Update | N/A |
| article pdf uploaded. | 13 January 2021 16:18 CET | Updated version of record | https://www.mdpi.com/2227-9032/9/1/69/pdf-vor |
| article xml uploaded. | 13 January 2021 16:18 CET | Update | N/A |
| article xml file uploaded | 13 January 2021 16:18 CET | Update | N/A |
| article html file updated | 13 January 2021 16:16 CET | Original file | N/A |
| article pdf uploaded. | 13 January 2021 16:15 CET | Version of Record | https://www.mdpi.com/2227-9032/9/1/69/pdf-vor |
| article xml uploaded. | 13 January 2021 16:15 CET | Update | N/A |
| article xml file uploaded | 13 January 2021 16:15 CET | Original file | N/A |
