| article html file updated | 7 September 2025 00:19 CEST | Update | https://www.mdpi.com/2227-7102/11/9/504 |
| article html file updated | 30 July 2022 04:21 CEST | Update | - |
| article html file updated | 15 September 2021 16:05 CEST | Update | - |
| article pdf uploaded. | 15 September 2021 16:04 CEST | Updated version of record | https://www.mdpi.com/2227-7102/11/9/504/pdf |
| article xml uploaded. | 15 September 2021 16:03 CEST | Update | https://www.mdpi.com/2227-7102/11/9/504/xml |
| article xml file uploaded | 15 September 2021 16:03 CEST | Update | - |
| article html file updated | 7 September 2021 07:21 CEST | Update | - |
| article pdf uploaded. | 7 September 2021 07:20 CEST | Updated version of record | https://www.mdpi.com/2227-7102/11/9/504/pdf-vor |
| article xml uploaded. | 7 September 2021 07:20 CEST | Update | - |
| article xml file uploaded | 7 September 2021 07:20 CEST | Update | - |
| article html file updated | 4 September 2021 14:44 CEST | Original file | - |
| article pdf uploaded. | 4 September 2021 14:43 CEST | Version of Record | https://www.mdpi.com/2227-7102/11/9/504/pdf-vor |
| article xml uploaded. | 4 September 2021 14:43 CEST | Update | - |
| article xml file uploaded | 4 September 2021 14:43 CEST | Original file | - |
