| article html file updated | 30 July 2022 11:16 CEST | Update | https://www.mdpi.com/2218-2004/9/4/81 |
| article html file updated | 24 November 2021 03:01 CET | Update | N/A |
| article pdf uploaded. | 24 November 2021 03:00 CET | Updated version of record | https://www.mdpi.com/2218-2004/9/4/81/pdf |
| article xml uploaded. | 24 November 2021 03:00 CET | Update | https://www.mdpi.com/2218-2004/9/4/81/xml |
| article xml file uploaded | 24 November 2021 03:00 CET | Update | N/A |
| article html file updated | 4 November 2021 08:23 CET | Original file | N/A |
| article pdf uploaded. | 4 November 2021 08:22 CET | Updated version of record | https://www.mdpi.com/2218-2004/9/4/81/pdf-vor |
| article xml uploaded. | 4 November 2021 08:22 CET | Update | N/A |
| article xml file uploaded | 4 November 2021 08:22 CET | Update | N/A |
| article pdf uploaded. | 4 November 2021 08:20 CET | Updated version of record | https://www.mdpi.com/2218-2004/9/4/81/pdf-vor |
| article xml uploaded. | 4 November 2021 08:20 CET | Update | N/A |
| article xml file uploaded | 4 November 2021 08:20 CET | Original file | N/A |
| article pdf uploaded. | 16 October 2021 10:06 CEST | Version of Record | https://www.mdpi.com/2218-2004/9/4/81/pdf-vor |
