| article html file updated | 31 August 2025 16:16 CEST | Update | https://www.mdpi.com/1424-2818/12/4/137 |
| article html file updated | 21 July 2022 00:45 CEST | Update | - |
| article html file updated | 8 April 2020 09:07 CEST | Update | - |
| article pdf uploaded. | 8 April 2020 09:06 CEST | Updated version of record | https://www.mdpi.com/1424-2818/12/4/137/pdf |
| article xml uploaded. | 8 April 2020 09:06 CEST | Update | https://www.mdpi.com/1424-2818/12/4/137/xml |
| article xml file uploaded | 8 April 2020 09:06 CEST | Update | - |
| article html file updated | 3 April 2020 14:31 CEST | Update | - |
| article pdf uploaded. | 3 April 2020 14:30 CEST | Updated version of record | https://www.mdpi.com/1424-2818/12/4/137/pdf-vor |
| article xml file uploaded | 3 April 2020 14:30 CEST | Update | - |
| article html file updated | 2 April 2020 14:59 CEST | Update | - |
| article html file updated | 2 April 2020 14:57 CEST | Original file | - |
| article pdf uploaded. | 2 April 2020 14:15 CEST | Updated version of record | https://www.mdpi.com/1424-2818/12/4/137/pdf-vor |
| article xml file uploaded | 2 April 2020 14:15 CEST | Update | - |
| article pdf uploaded. | 2 April 2020 14:08 CEST | Version of Record | https://www.mdpi.com/1424-2818/12/4/137/pdf-vor |
| article xml file uploaded | 2 April 2020 14:08 CEST | Original file | - |
