| article html file updated | 1 September 2025 16:46 CEST | Update | https://www.mdpi.com/2227-9717/9/1/12 |
| article html file updated | 23 July 2022 06:43 CEST | Update | - |
| article html file updated | 22 January 2021 09:35 CET | Update | - |
| article pdf uploaded. | 22 January 2021 09:34 CET | Updated version of record | https://www.mdpi.com/2227-9717/9/1/12/pdf |
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| article html file updated | 24 December 2020 04:59 CET | Update | - |
| article pdf uploaded. | 24 December 2020 04:58 CET | Updated version of record | https://www.mdpi.com/2227-9717/9/1/12/pdf-vor |
| article xml uploaded. | 24 December 2020 04:58 CET | Update | - |
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| article html file updated | 23 December 2020 11:03 CET | Original file | - |
| article pdf uploaded. | 23 December 2020 11:02 CET | Version of Record | https://www.mdpi.com/2227-9717/9/1/12/pdf-vor |
| article xml uploaded. | 23 December 2020 11:02 CET | Update | - |
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