| article html file updated | 1 September 2025 13:23 CEST | Update | https://www.mdpi.com/2199-8531/6/4/145 |
| article html file updated | 23 July 2022 00:56 CEST | Update | - |
| article html file updated | 16 November 2020 02:55 CET | Update | - |
| article pdf uploaded. | 16 November 2020 02:54 CET | Updated version of record | https://www.mdpi.com/2199-8531/6/4/145/pdf |
| article xml uploaded. | 16 November 2020 02:54 CET | Update | https://www.mdpi.com/2199-8531/6/4/145/xml |
| article xml file uploaded | 16 November 2020 02:53 CET | Update | - |
| article html file updated | 13 November 2020 11:40 CET | Original file | - |
| article pdf uploaded. | 13 November 2020 11:38 CET | Version of Record | https://www.mdpi.com/2199-8531/6/4/145/pdf-vor |
| article xml uploaded. | 13 November 2020 11:38 CET | Update | - |
| article xml file uploaded | 13 November 2020 11:38 CET | Original file | - |
