| article html file updated | 31 August 2025 22:32 CEST | Update | https://www.mdpi.com/2073-4344/10/6/621 |
| article html file updated | 21 July 2022 06:56 CEST | Update | N/A |
| article html file updated | 10 October 2020 07:56 CEST | Update | N/A |
| article html file updated | 9 October 2020 06:06 CEST | Update | N/A |
| article html file updated | 4 June 2020 15:49 CEST | Original file | N/A |
| article pdf uploaded. | 4 June 2020 15:45 CEST | Updated version of record | https://www.mdpi.com/2073-4344/10/6/621/pdf |
| article xml uploaded. | 4 June 2020 15:45 CEST | Update | https://www.mdpi.com/2073-4344/10/6/621/xml |
| article xml file uploaded | 4 June 2020 15:45 CEST | Original file | N/A |
| article pdf uploaded. | 3 June 2020 14:51 CEST | Version of Record | https://www.mdpi.com/2073-4344/10/6/621/pdf-vor |
