| article html file updated | 1 September 2025 06:57 CEST | Update | https://www.mdpi.com/1424-8247/13/9/219 |
| article html file updated | 22 July 2022 05:12 CEST | Update | N/A |
| article html file updated | 9 October 2020 20:56 CEST | Update | N/A |
| article html file updated | 31 August 2020 03:17 CEST | Original file | N/A |
| article pdf uploaded. | 31 August 2020 03:16 CEST | Updated version of record | https://www.mdpi.com/1424-8247/13/9/219/pdf |
| article xml uploaded. | 31 August 2020 03:16 CEST | Update | https://www.mdpi.com/1424-8247/13/9/219/xml |
| article xml file uploaded | 31 August 2020 03:16 CEST | Original file | N/A |
| article pdf uploaded. | 28 August 2020 16:05 CEST | Updated version of record | https://www.mdpi.com/1424-8247/13/9/219/pdf-vor |
| article pdf uploaded. | 28 August 2020 16:05 CEST | Updated version of record | https://www.mdpi.com/1424-8247/13/9/219/pdf-vor |
| article pdf uploaded. | 28 August 2020 16:05 CEST | Version of Record | https://www.mdpi.com/1424-8247/13/9/219/pdf-vor |
