| article html file updated | 30 August 2025 06:21 CEST | Update | https://www.mdpi.com/1996-1073/11/9/2222 |
| article html file updated | 21 August 2025 20:19 CEST | Update | - |
| article html file updated | 17 July 2022 01:31 CEST | Update | - |
| article html file updated | 10 February 2020 07:29 CET | Update | - |
| article html file updated | 7 October 2019 01:16 CEST | Update | - |
| article html file updated | 29 April 2019 13:11 CEST | Update | - |
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| article html file updated | 31 March 2019 11:35 CEST | Update | - |
| article html file updated | 25 September 2018 13:11 CEST | Update | - |
| article html file updated | 27 August 2018 11:19 CEST | Original file | - |
| article xml uploaded. | 27 August 2018 11:18 CEST | Update | https://www.mdpi.com/1996-1073/11/9/2222/xml |
| article xml uploaded. | 27 August 2018 11:18 CEST | Update | - |
| article xml uploaded. | 27 August 2018 11:18 CEST | Update | - |
| article pdf uploaded. | 27 August 2018 11:18 CEST | Updated version of record | https://www.mdpi.com/1996-1073/11/9/2222/pdf |
| article pdf uploaded. | 24 August 2018 15:27 CEST | Updated version of record | https://www.mdpi.com/1996-1073/11/9/2222/pdf-vor |
| article xml file uploaded | 24 August 2018 15:26 CEST | Original file | - |
| article pdf uploaded. | 24 August 2018 15:26 CEST | Version of Record | https://www.mdpi.com/1996-1073/11/9/2222/pdf-vor |
