| article html file updated | 31 August 2025 02:34 CEST | Update | https://www.mdpi.com/1996-1073/12/20/3806 |
| article html file updated | 20 July 2022 02:02 CEST | Update | - |
| article html file updated | 13 February 2020 23:10 CET | Update | - |
| article html file updated | 29 October 2019 21:05 CET | Update | - |
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| article pdf uploaded. | 9 October 2019 08:41 CEST | Version of Record | https://www.mdpi.com/1996-1073/12/20/3806/pdf |
| article xml uploaded. | 9 October 2019 08:41 CEST | Update | https://www.mdpi.com/1996-1073/12/20/3806/xml |
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