| article html file updated | 31 August 2025 15:44 CEST | Update | https://www.mdpi.com/1999-4923/12/4/305 |
| article html file updated | 21 July 2022 00:14 CEST | Update | - |
| article html file updated | 8 May 2020 13:29 CEST | Update | - |
| article html file updated | 28 March 2020 08:38 CET | Original file | - |
| article pdf uploaded. | 28 March 2020 08:36 CET | Version of Record | https://www.mdpi.com/1999-4923/12/4/305/pdf |
| article xml uploaded. | 28 March 2020 08:36 CET | Update | https://www.mdpi.com/1999-4923/12/4/305/xml |
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