| article html file updated | 31 August 2025 08:29 CEST | Update | https://www.mdpi.com/1996-1073/13/2/308 |
| article html file updated | 19 July 2022 19:51 CEST | Update | - |
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| article pdf uploaded. | 19 January 2020 02:22 CET | Updated version of record | https://www.mdpi.com/1996-1073/13/2/308/pdf |
| article xml uploaded. | 19 January 2020 02:22 CET | Update | https://www.mdpi.com/1996-1073/13/2/308/xml |
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| article pdf uploaded. | 8 January 2020 13:00 CET | Version of Record | https://www.mdpi.com/1996-1073/13/2/308/pdf-vor |
| article xml file uploaded | 8 January 2020 12:59 CET | Original file | - |
