| article html file updated | 30 August 2025 01:46 CEST | Update | https://www.mdpi.com/1996-1073/10/12/1946 |
| article html file updated | 16 July 2022 07:33 CEST | Update | - |
| article html file updated | 8 February 2020 22:00 CET | Update | - |
| article html file updated | 2 May 2019 13:10 CEST | Update | - |
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| article html file updated | 2 January 2018 18:09 CET | Update | - |
| article html file updated | 24 November 2017 13:28 CET | Original file | - |
| article xml uploaded. | 24 November 2017 13:26 CET | Update | https://www.mdpi.com/1996-1073/10/12/1946/xml |
| article xml uploaded. | 24 November 2017 13:26 CET | Update | - |
| article xml uploaded. | 24 November 2017 13:26 CET | Update | - |
| article xml uploaded. | 24 November 2017 13:26 CET | Original file | - |
| article pdf uploaded. | 24 November 2017 13:26 CET | Updated version of record | https://www.mdpi.com/1996-1073/10/12/1946/pdf |
| article pdf uploaded. | 23 November 2017 12:53 CET | Version of Record | https://www.mdpi.com/1996-1073/10/12/1946/pdf-vor |
