| article html file updated | 1 September 2025 09:30 CEST | Update | https://www.mdpi.com/2312-7481/6/4/46 |
| article html file updated | 22 July 2022 08:42 CEST | Update | - |
| article html file updated | 23 December 2020 07:28 CET | Update | - |
| article pdf uploaded. | 23 December 2020 07:27 CET | Updated version of record | https://www.mdpi.com/2312-7481/6/4/46/pdf |
| article xml uploaded. | 23 December 2020 07:27 CET | Update | https://www.mdpi.com/2312-7481/6/4/46/xml |
| article xml file uploaded | 23 December 2020 07:27 CET | Update | - |
| article html file updated | 26 September 2020 09:24 CEST | Original file | - |
| article pdf uploaded. | 26 September 2020 09:23 CEST | Version of Record | https://www.mdpi.com/2312-7481/6/4/46/pdf-vor |
| article xml uploaded. | 26 September 2020 09:23 CEST | Update | - |
| article xml file uploaded | 26 September 2020 09:23 CEST | Original file | - |
