| article html file updated | 25 December 2025 03:22 CET | Update | https://www.mdpi.com/2227-9059/9/2/147 |
| article html file updated | 1 September 2025 20:34 CEST | Update | N/A |
| article html file updated | 24 July 2022 12:46 CEST | Update | N/A |
| article html file updated | 4 February 2021 10:09 CET | Update | N/A |
| article html file updated | 4 February 2021 05:46 CET | Original file | N/A |
| article pdf uploaded. | 4 February 2021 05:45 CET | Updated version of record | https://www.mdpi.com/2227-9059/9/2/147/pdf |
| article xml uploaded. | 4 February 2021 05:45 CET | Update | https://www.mdpi.com/2227-9059/9/2/147/xml |
| article xml file uploaded | 4 February 2021 05:45 CET | Original file | N/A |
| article pdf uploaded. | 3 February 2021 13:00 CET | Updated version of record | https://www.mdpi.com/2227-9059/9/2/147/pdf-vor |
| article pdf uploaded. | 3 February 2021 12:32 CET | Updated version of record | https://www.mdpi.com/2227-9059/9/2/147/pdf-vor |
| article pdf uploaded. | 3 February 2021 11:09 CET | Version of Record | https://www.mdpi.com/2227-9059/9/2/147/pdf-vor |