| article html file updated | 30 August 2025 06:59 CEST | Update | https://www.mdpi.com/1996-1073/11/9/2454 |
| article html file updated | 17 July 2022 02:51 CEST | Update | - |
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| article pdf uploaded. | 18 September 2018 11:31 CEST | Updated version of record | https://www.mdpi.com/1996-1073/11/9/2454/pdf |
| article xml uploaded. | 18 September 2018 11:31 CEST | Update | https://www.mdpi.com/1996-1073/11/9/2454/xml |
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| article pdf uploaded. | 15 September 2018 13:26 CEST | Version of Record | https://www.mdpi.com/1996-1073/11/9/2454/pdf-vor |
| article xml file uploaded | 15 September 2018 13:26 CEST | Original file | - |
