| article html file updated | 1 September 2025 12:53 CEST | Update | https://www.mdpi.com/2226-471X/5/4/53 |
| article html file updated | 23 July 2022 00:06 CEST | Update | - |
| article html file updated | 9 November 2020 16:56 CET | Update | - |
| article pdf uploaded. | 9 November 2020 16:54 CET | Updated version of record | https://www.mdpi.com/2226-471X/5/4/53/pdf |
| article xml uploaded. | 9 November 2020 16:54 CET | Update | https://www.mdpi.com/2226-471X/5/4/53/xml |
| article xml file uploaded | 9 November 2020 16:54 CET | Update | - |
| article html file updated | 9 November 2020 08:39 CET | Update | - |
| article pdf uploaded. | 9 November 2020 08:38 CET | Updated version of record | https://www.mdpi.com/2226-471X/5/4/53/pdf-vor |
| article xml uploaded. | 9 November 2020 08:38 CET | Update | - |
| article xml file uploaded | 9 November 2020 08:38 CET | Update | - |
| article html file updated | 6 November 2020 13:19 CET | Original file | - |
| article pdf uploaded. | 6 November 2020 13:17 CET | Version of Record | https://www.mdpi.com/2226-471X/5/4/53/pdf-vor |
| article xml uploaded. | 6 November 2020 13:17 CET | Update | - |
| article xml file uploaded | 6 November 2020 13:17 CET | Original file | - |
