| article html file updated | 1 September 2025 16:40 CEST | Update | https://www.mdpi.com/1999-4923/13/1/4 |
| article html file updated | 23 July 2022 06:26 CEST | Update | - |
| article html file updated | 24 December 2020 03:15 CET | Update | - |
| article pdf uploaded. | 24 December 2020 03:14 CET | Updated version of record | https://www.mdpi.com/1999-4923/13/1/4/pdf |
| article xml uploaded. | 24 December 2020 03:14 CET | Update | https://www.mdpi.com/1999-4923/13/1/4/xml |
| article xml file uploaded | 24 December 2020 03:14 CET | Update | - |
| article html file updated | 24 December 2020 03:07 CET | Update | - |
| article pdf uploaded. | 24 December 2020 03:04 CET | Updated version of record | https://www.mdpi.com/1999-4923/13/1/4/pdf-vor |
| article xml uploaded. | 24 December 2020 03:04 CET | Update | - |
| article xml file uploaded | 24 December 2020 03:04 CET | Update | - |
| article html file updated | 23 December 2020 11:49 CET | Original file | - |
| article pdf uploaded. | 23 December 2020 11:47 CET | Updated version of record | https://www.mdpi.com/1999-4923/13/1/4/pdf-vor |
| article xml uploaded. | 23 December 2020 11:47 CET | Update | - |
| article xml file uploaded | 23 December 2020 11:47 CET | Original file | - |
| article pdf uploaded. | 22 December 2020 12:57 CET | Updated version of record | https://www.mdpi.com/1999-4923/13/1/4/pdf-vor |
| article pdf uploaded. | 22 December 2020 10:36 CET | Version of Record | https://www.mdpi.com/1999-4923/13/1/4/pdf-vor |
