| article html file updated | 1 September 2025 08:34 CEST | Update | https://www.mdpi.com/2227-7072/8/3/57 |
| article html file updated | 22 July 2022 07:20 CEST | Update | - |
| article html file updated | 17 September 2020 04:32 CEST | Update | - |
| article pdf uploaded. | 17 September 2020 04:31 CEST | Updated version of record | https://www.mdpi.com/2227-7072/8/3/57/pdf |
| article xml uploaded. | 17 September 2020 04:31 CEST | Update | https://www.mdpi.com/2227-7072/8/3/57/xml |
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| article html file updated | 16 September 2020 10:33 CEST | Update | - |
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| article pdf uploaded. | 16 September 2020 10:32 CEST | Updated version of record | https://www.mdpi.com/2227-7072/8/3/57/pdf-vor |
| article xml uploaded. | 16 September 2020 10:32 CEST | Update | - |
| article xml file uploaded | 16 September 2020 10:32 CEST | Update | - |
| article pdf uploaded. | 16 September 2020 10:32 CEST | Version of Record | https://www.mdpi.com/2227-7072/8/3/57/pdf-vor |
| article xml uploaded. | 16 September 2020 10:32 CEST | Update | - |
| article xml file uploaded | 16 September 2020 10:32 CEST | Original file | - |
