| article html file updated | 2 September 2025 03:02 CEST | Update | https://www.mdpi.com/2227-9059/9/4/399 |
| article html file updated | 25 July 2022 11:11 CEST | Update | N/A |
| article html file updated | 4 August 2021 15:05 CEST | Update | N/A |
| article html file updated | 9 April 2021 10:02 CEST | Update | N/A |
| article html file updated | 9 April 2021 04:06 CEST | Original file | N/A |
| article pdf uploaded. | 9 April 2021 04:05 CEST | Updated version of record | https://www.mdpi.com/2227-9059/9/4/399/pdf |
| article xml uploaded. | 9 April 2021 04:05 CEST | Update | https://www.mdpi.com/2227-9059/9/4/399/xml |
| article xml file uploaded | 9 April 2021 04:05 CEST | Original file | N/A |
| article pdf uploaded. | 7 April 2021 19:53 CEST | Updated version of record | https://www.mdpi.com/2227-9059/9/4/399/pdf-vor |
| article pdf uploaded. | 7 April 2021 19:27 CEST | Version of Record | https://www.mdpi.com/2227-9059/9/4/399/pdf-vor |
