| article html file updated | 31 August 2025 12:00 CEST | Update | https://www.mdpi.com/2223-7747/9/2/266 |
| article html file updated | 20 July 2022 20:30 CEST | Update | N/A |
| article html file updated | 6 March 2020 09:39 CET | Update | N/A |
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| article pdf uploaded. | 2 March 2020 09:33 CET | Updated version of record | https://www.mdpi.com/2223-7747/9/2/266/pdf |
| article xml uploaded. | 2 March 2020 09:33 CET | Update | https://www.mdpi.com/2223-7747/9/2/266/xml |
| article xml file uploaded | 2 March 2020 09:33 CET | Update | N/A |
| article html file updated | 2 March 2020 06:01 CET | Update | N/A |
| article html file updated | 2 March 2020 06:01 CET | Original file | N/A |
| article pdf uploaded. | 2 March 2020 05:33 CET | Updated version of record | https://www.mdpi.com/2223-7747/9/2/266/pdf-vor |
| article xml file uploaded | 2 March 2020 05:33 CET | Update | N/A |
| article pdf uploaded. | 18 February 2020 13:49 CET | Version of Record | https://www.mdpi.com/2223-7747/9/2/266/pdf-vor |
| article xml file uploaded | 18 February 2020 13:49 CET | Original file | N/A |