| article html file updated | 30 August 2025 20:38 CEST | Update | https://www.mdpi.com/2077-0472/9/6/114 |
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| article html file updated | 20 June 2019 14:53 CEST | Original file | - |
| article pdf uploaded. | 20 June 2019 14:52 CEST | Updated version of record | https://www.mdpi.com/2077-0472/9/6/114/pdf |
| article xml uploaded. | 20 June 2019 14:52 CEST | Update | https://www.mdpi.com/2077-0472/9/6/114/xml |
| article xml file uploaded | 20 June 2019 14:52 CEST | Update | - |
| article pdf uploaded. | 2 June 2019 11:42 CEST | Version of Record | https://www.mdpi.com/2077-0472/9/6/114/pdf-vor |
| article xml file uploaded | 2 June 2019 11:42 CEST | Original file | - |
