| article html file updated | 1 September 2025 13:31 CEST | Update | https://www.mdpi.com/2223-7747/9/11/1581 |
| article html file updated | 23 July 2022 01:10 CEST | Update | N/A |
| article html file updated | 16 November 2020 05:47 CET | Update | N/A |
| article pdf uploaded. | 16 November 2020 05:44 CET | Updated version of record | https://www.mdpi.com/2223-7747/9/11/1581/pdf |
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| article html file updated | 16 November 2020 04:34 CET | Update | N/A |
| article pdf uploaded. | 16 November 2020 04:32 CET | Updated version of record | https://www.mdpi.com/2223-7747/9/11/1581/pdf-vor |
| article xml file uploaded | 16 November 2020 04:32 CET | Update | N/A |
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| article html file updated | 16 November 2020 04:02 CET | Update | N/A |
| article pdf uploaded. | 16 November 2020 04:01 CET | Updated version of record | https://www.mdpi.com/2223-7747/9/11/1581/pdf-vor |
| article xml uploaded. | 16 November 2020 04:01 CET | Update | N/A |
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| article xml file uploaded | 15 November 2020 11:48 CET | Update | N/A |
| article pdf uploaded. | 15 November 2020 11:48 CET | Version of Record | https://www.mdpi.com/2223-7747/9/11/1581/pdf-vor |
| article xml uploaded. | 15 November 2020 11:48 CET | Original file | N/A |
