| article html file updated | 31 August 2025 03:41 CEST | Update | https://www.mdpi.com/1996-1944/12/21/3539 |
| article html file updated | 20 July 2022 00:43 CEST | Update | - |
| article html file updated | 14 February 2020 04:53 CET | Update | - |
| article html file updated | 15 November 2019 11:02 CET | Update | - |
| article html file updated | 29 October 2019 10:55 CET | Original file | - |
| article pdf uploaded. | 29 October 2019 10:53 CET | Version of Record | https://www.mdpi.com/1996-1944/12/21/3539/pdf |
| article xml uploaded. | 29 October 2019 10:53 CET | Update | https://www.mdpi.com/1996-1944/12/21/3539/xml |
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