| article html file updated | 30 August 2025 11:07 CEST | Update | https://www.mdpi.com/1996-1073/12/2/280 |
| article html file updated | 21 August 2025 20:27 CEST | Update | - |
| article html file updated | 11 February 2020 09:31 CET | Update | - |
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| article html file updated | 29 January 2019 11:45 CET | Update | - |
| article html file updated | 22 January 2019 06:52 CET | Original file | - |
| article pdf uploaded. | 22 January 2019 06:50 CET | Updated version of record | https://www.mdpi.com/1996-1073/12/2/280/pdf |
| article xml uploaded. | 22 January 2019 06:50 CET | Update | https://www.mdpi.com/1996-1073/12/2/280/xml |
| article xml file uploaded | 22 January 2019 06:50 CET | Update | - |
| article pdf uploaded. | 16 January 2019 16:53 CET | Updated version of record | https://www.mdpi.com/1996-1073/12/2/280/pdf-vor |
| article pdf uploaded. | 16 January 2019 16:46 CET | Version of Record | https://www.mdpi.com/1996-1073/12/2/280/pdf-vor |
| article xml file uploaded | 16 January 2019 16:46 CET | Original file | - |
