| article html file updated | 1 September 2025 22:13 CEST | Update | https://www.mdpi.com/2227-9059/9/2/216 |
| article html file updated | 25 July 2022 04:14 CEST | Update | N/A |
| article html file updated | 26 February 2021 08:32 CET | Update | N/A |
| article pdf uploaded. | 26 February 2021 08:31 CET | Updated version of record | https://www.mdpi.com/2227-9059/9/2/216/pdf |
| article xml uploaded. | 26 February 2021 08:31 CET | Update | https://www.mdpi.com/2227-9059/9/2/216/xml |
| article xml file uploaded | 26 February 2021 08:31 CET | Update | N/A |
| article html file updated | 25 February 2021 16:58 CET | Original file | N/A |
| article pdf uploaded. | 25 February 2021 16:56 CET | Updated version of record | https://www.mdpi.com/2227-9059/9/2/216/pdf-vor |
| article xml uploaded. | 25 February 2021 16:56 CET | Update | N/A |
| article xml file uploaded | 25 February 2021 16:56 CET | Original file | N/A |
| article pdf uploaded. | 20 February 2021 09:38 CET | Updated version of record | https://www.mdpi.com/2227-9059/9/2/216/pdf-vor |
| article pdf uploaded. | 20 February 2021 09:04 CET | Version of Record | https://www.mdpi.com/2227-9059/9/2/216/pdf-vor |
