| article html file updated | 2 September 2025 00:45 CEST | Update | https://www.mdpi.com/2227-7099/9/1/40 |
| article html file updated | 25 July 2022 07:51 CEST | Update | N/A |
| article html file updated | 29 March 2021 08:55 CEST | Update | N/A |
| article xml uploaded. | 29 March 2021 08:54 CEST | Update | https://www.mdpi.com/2227-7099/9/1/40/xml |
| article pdf uploaded. | 29 March 2021 08:54 CEST | Updated version of record | https://www.mdpi.com/2227-7099/9/1/40/pdf |
| article html file updated | 29 March 2021 08:19 CEST | Update | N/A |
| article pdf uploaded. | 29 March 2021 08:18 CEST | Updated version of record | https://www.mdpi.com/2227-7099/9/1/40/pdf-vor |
| article html file updated | 24 March 2021 08:35 CET | Update | N/A |
| article pdf uploaded. | 24 March 2021 08:34 CET | Updated version of record | https://www.mdpi.com/2227-7099/9/1/40/pdf-vor |
| article xml file uploaded | 24 March 2021 08:34 CET | Update | N/A |
| article html file updated | 18 March 2021 03:50 CET | Original file | N/A |
| article pdf uploaded. | 18 March 2021 03:49 CET | Updated version of record | https://www.mdpi.com/2227-7099/9/1/40/pdf-vor |
| article xml file uploaded | 18 March 2021 03:49 CET | Original file | N/A |
| article pdf uploaded. | 16 March 2021 12:47 CET | Version of Record | https://www.mdpi.com/2227-7099/9/1/40/pdf-vor |
