| article html file updated | 2 September 2025 11:17 CEST | Update | https://www.mdpi.com/2227-9067/8/6/511 |
| article html file updated | 27 July 2022 00:38 CEST | Update | N/A |
| article html file updated | 21 June 2021 05:57 CEST | Update | N/A |
| article pdf uploaded. | 21 June 2021 05:56 CEST | Updated version of record | https://www.mdpi.com/2227-9067/8/6/511/pdf |
| article xml uploaded. | 21 June 2021 05:56 CEST | Update | https://www.mdpi.com/2227-9067/8/6/511/xml |
| article xml file uploaded | 21 June 2021 05:56 CEST | Update | N/A |
| article html file updated | 21 June 2021 05:56 CEST | Update | N/A |
| article pdf uploaded. | 21 June 2021 05:54 CEST | Updated version of record | https://www.mdpi.com/2227-9067/8/6/511/pdf-vor |
| article xml file uploaded | 21 June 2021 05:54 CEST | Update | N/A |
| article html file updated | 17 June 2021 09:08 CEST | Original file | N/A |
| article pdf uploaded. | 17 June 2021 09:06 CEST | Version of Record | https://www.mdpi.com/2227-9067/8/6/511/pdf-vor |
| article xml file uploaded | 17 June 2021 09:06 CEST | Original file | N/A |
