| article html file updated | 31 August 2025 23:08 CEST | Update | https://www.mdpi.com/1999-4893/13/6/138 |
| article html file updated | 21 July 2022 20:23 CEST | Update | - |
| article html file updated | 22 June 2020 11:07 CEST | Original file | - |
| article pdf uploaded. | 22 June 2020 11:05 CEST | Updated version of record | https://www.mdpi.com/1999-4893/13/6/138/pdf |
| article xml uploaded. | 22 June 2020 11:05 CEST | Update | https://www.mdpi.com/1999-4893/13/6/138/xml |
| article xml file uploaded | 22 June 2020 11:05 CEST | Original file | - |
| article pdf uploaded. | 9 June 2020 15:30 CEST | Version of Record | https://www.mdpi.com/1999-4893/13/6/138/pdf-vor |
