| article html file updated | 30 August 2025 11:04 CEST | Update | https://www.mdpi.com/1996-1073/12/2/263 |
| article html file updated | 17 July 2022 23:33 CEST | Update | - |
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| article pdf uploaded. | 22 January 2019 05:30 CET | Updated version of record | https://www.mdpi.com/1996-1073/12/2/263/pdf |
| article xml uploaded. | 22 January 2019 05:30 CET | Update | https://www.mdpi.com/1996-1073/12/2/263/xml |
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| article pdf uploaded. | 15 January 2019 17:05 CET | Updated version of record | https://www.mdpi.com/1996-1073/12/2/263/pdf-vor |
| article pdf uploaded. | 15 January 2019 16:26 CET | Version of Record | https://www.mdpi.com/1996-1073/12/2/263/pdf-vor |
| article xml file uploaded | 15 January 2019 16:26 CET | Original file | - |
