| article html file updated | 1 September 2025 09:21 CEST | Update | https://www.mdpi.com/2227-9709/7/4/37 |
| article html file updated | 22 July 2022 08:30 CEST | Update | - |
| article html file updated | 27 September 2020 10:38 CEST | Update | - |
| article pdf uploaded. | 27 September 2020 10:36 CEST | Updated version of record | https://www.mdpi.com/2227-9709/7/4/37/pdf |
| article xml uploaded. | 27 September 2020 10:36 CEST | Update | https://www.mdpi.com/2227-9709/7/4/37/xml |
| article xml file uploaded | 27 September 2020 10:36 CEST | Update | - |
| article html file updated | 24 September 2020 14:53 CEST | Original file | - |
| article pdf uploaded. | 24 September 2020 14:52 CEST | Version of Record | https://www.mdpi.com/2227-9709/7/4/37/pdf-vor |
| article xml uploaded. | 24 September 2020 14:51 CEST | Update | - |
| article xml file uploaded | 24 September 2020 14:51 CEST | Original file | - |
