| article html file updated | 31 August 2025 12:03 CEST | Update | https://www.mdpi.com/2071-1050/12/4/1539 |
| article html file updated | 20 July 2022 20:34 CEST | Update | - |
| article html file updated | 19 March 2020 03:04 CET | Update | - |
| article xml uploaded. | 19 March 2020 03:03 CET | Update | https://www.mdpi.com/2071-1050/12/4/1539/xml |
| article pdf uploaded. | 19 March 2020 03:03 CET | Updated version of record | https://www.mdpi.com/2071-1050/12/4/1539/pdf |
| article html file updated | 22 February 2020 12:05 CET | Original file | - |
| article pdf uploaded. | 22 February 2020 12:04 CET | Updated version of record | https://www.mdpi.com/2071-1050/12/4/1539/pdf-vor |
| article xml uploaded. | 22 February 2020 12:04 CET | Update | - |
| article xml file uploaded | 22 February 2020 12:04 CET | Update | - |
| article pdf uploaded. | 18 February 2020 17:26 CET | Updated version of record | https://www.mdpi.com/2071-1050/12/4/1539/pdf-vor |
| article xml file uploaded | 18 February 2020 17:26 CET | Update | - |
| article pdf uploaded. | 18 February 2020 17:26 CET | Version of Record | https://www.mdpi.com/2071-1050/12/4/1539/pdf-vor |
| article xml file uploaded | 18 February 2020 17:26 CET | Original file | - |
