| article html file updated | 30 August 2025 06:24 CEST | Update | https://www.mdpi.com/1996-1073/11/9/2257 |
| article html file updated | 17 July 2022 01:39 CEST | Update | - |
| article html file updated | 10 February 2020 07:51 CET | Update | - |
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| article html file updated | 25 September 2018 13:21 CEST | Update | - |
| article html file updated | 29 August 2018 10:25 CEST | Original file | - |
| article pdf uploaded. | 29 August 2018 10:23 CEST | Updated version of record | https://www.mdpi.com/1996-1073/11/9/2257/pdf |
| article xml uploaded. | 29 August 2018 10:23 CEST | Update | https://www.mdpi.com/1996-1073/11/9/2257/xml |
| article xml file uploaded | 29 August 2018 10:23 CEST | Update | - |
| article pdf uploaded. | 27 August 2018 16:23 CEST | Updated version of record | https://www.mdpi.com/1996-1073/11/9/2257/pdf-vor |
| article pdf uploaded. | 27 August 2018 16:22 CEST | Version of Record | https://www.mdpi.com/1996-1073/11/9/2257/pdf-vor |
| article xml file uploaded | 27 August 2018 16:22 CEST | Original file | - |
