| article html file updated | 31 August 2025 10:37 CEST | Update | https://www.mdpi.com/2412-382X/4/1/6 |
| article html file updated | 20 July 2022 19:09 CEST | Update | - |
| article html file updated | 24 March 2020 12:46 CET | Original file | - |
| article pdf uploaded. | 24 March 2020 12:45 CET | Updated version of record | https://www.mdpi.com/2412-382X/4/1/6/pdf |
| article xml uploaded. | 24 March 2020 12:45 CET | Update | https://www.mdpi.com/2412-382X/4/1/6/xml |
| article xml file uploaded | 24 March 2020 12:45 CET | Update | - |
| article pdf uploaded. | 3 February 2020 17:12 CET | Updated version of record | https://www.mdpi.com/2412-382X/4/1/6/pdf-vor |
| article xml file uploaded | 3 February 2020 17:12 CET | Update | - |
| article pdf uploaded. | 3 February 2020 17:11 CET | Version of Record | https://www.mdpi.com/2412-382X/4/1/6/pdf-vor |
| article xml file uploaded | 3 February 2020 17:11 CET | Original file | - |
