| article html file updated | 1 September 2025 10:38 CEST | Update | https://www.mdpi.com/2199-8531/6/4/112 |
| article html file updated | 22 July 2022 20:42 CEST | Update | N/A |
| article html file updated | 28 October 2020 13:05 CET | Original file | N/A |
| article pdf uploaded. | 28 October 2020 13:04 CET | Updated version of record | https://www.mdpi.com/2199-8531/6/4/112/pdf |
| article xml uploaded. | 28 October 2020 13:04 CET | Update | https://www.mdpi.com/2199-8531/6/4/112/xml |
| article xml file uploaded | 28 October 2020 13:04 CET | Original file | N/A |
| article pdf uploaded. | 12 October 2020 16:34 CEST | Version of Record | https://www.mdpi.com/2199-8531/6/4/112/pdf-vor |
