| article html file updated | 31 August 2025 21:32 CEST | Update | https://new.mdpi.com/2073-4468/9/2/18 |
| article html file updated | 21 July 2022 05:57 CEST | Update | - |
| article html file updated | 25 May 2020 15:10 CEST | Original file | - |
| article pdf uploaded. | 25 May 2020 15:09 CEST | Version of Record | https://new.mdpi.com/2073-4468/9/2/18/pdf |
| article xml uploaded. | 25 May 2020 15:09 CEST | Update | https://new.mdpi.com/2073-4468/9/2/18/xml |
| article xml file uploaded | 25 May 2020 15:09 CEST | Original file | - |
