| article html file updated | 1 September 2025 17:00 CEST | Update | https://www.mdpi.com/2218-1989/11/1/8 |
| article html file updated | 23 July 2022 07:20 CEST | Update | - |
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| article xml uploaded. | 28 January 2021 15:43 CET | Update | https://www.mdpi.com/2218-1989/11/1/8/xml |
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| article pdf uploaded. | 28 January 2021 15:43 CET | Updated version of record | https://www.mdpi.com/2218-1989/11/1/8/pdf |
| article html file updated | 21 January 2021 07:40 CET | Update | - |
| article pdf uploaded. | 21 January 2021 07:38 CET | Updated version of record | https://www.mdpi.com/2218-1989/11/1/8/pdf-vor |
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| article html file updated | 28 December 2020 10:33 CET | Original file | - |
| article pdf uploaded. | 28 December 2020 10:31 CET | Updated version of record | https://www.mdpi.com/2218-1989/11/1/8/pdf-vor |
| article xml uploaded. | 28 December 2020 10:31 CET | Update | - |
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| article pdf uploaded. | 25 December 2020 11:10 CET | Version of Record | https://www.mdpi.com/2218-1989/11/1/8/pdf-vor |
