| article html file updated | 31 August 2025 09:43 CEST | Update | https://www.mdpi.com/2077-0383/9/2/311 |
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| article html file updated | 18 February 2020 05:22 CET | Original file | - |
| article pdf uploaded. | 18 February 2020 05:21 CET | Updated version of record | https://www.mdpi.com/2077-0383/9/2/311/pdf |
| article xml uploaded. | 18 February 2020 05:21 CET | Update | https://www.mdpi.com/2077-0383/9/2/311/xml |
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| article pdf uploaded. | 22 January 2020 13:14 CET | Version of Record | https://www.mdpi.com/2077-0383/9/2/311/pdf-vor |
| article xml file uploaded | 22 January 2020 13:14 CET | Original file | - |
