| article html file updated | 31 August 2025 10:57 CEST | Update | https://www.mdpi.com/1999-4923/12/2/138 |
| article html file updated | 20 July 2022 19:29 CEST | Update | - |
| article html file updated | 6 March 2020 11:00 CET | Update | - |
| article html file updated | 29 February 2020 15:02 CET | Original file | - |
| article pdf uploaded. | 29 February 2020 15:01 CET | Updated version of record | https://www.mdpi.com/1999-4923/12/2/138/pdf |
| article xml uploaded. | 29 February 2020 15:01 CET | Update | https://www.mdpi.com/1999-4923/12/2/138/xml |
| article xml file uploaded | 29 February 2020 15:01 CET | Update | - |
| article pdf uploaded. | 6 February 2020 15:37 CET | Version of Record | https://www.mdpi.com/1999-4923/12/2/138/pdf-vor |
| article xml file uploaded | 6 February 2020 15:37 CET | Original file | - |
