| article html file updated | 1 September 2025 15:22 CEST | Update | https://www.mdpi.com/2306-5354/7/4/157 |
| article html file updated | 23 July 2022 04:04 CEST | Update | - |
| article html file updated | 8 December 2020 06:40 CET | Update | - |
| article pdf uploaded. | 8 December 2020 06:38 CET | Updated version of record | https://www.mdpi.com/2306-5354/7/4/157/pdf |
| article xml uploaded. | 8 December 2020 06:38 CET | Update | https://www.mdpi.com/2306-5354/7/4/157/xml |
| article xml file uploaded | 8 December 2020 06:38 CET | Update | - |
| article html file updated | 8 December 2020 04:34 CET | Original file | - |
| article pdf uploaded. | 7 December 2020 06:55 CET | Version of Record | https://www.mdpi.com/2306-5354/7/4/157/pdf-vor |
| article xml uploaded. | 7 December 2020 06:55 CET | Update | - |
| article xml file uploaded | 7 December 2020 06:55 CET | Original file | - |
