| article html file updated | 25 December 2025 23:36 CET | Update | https://www.mdpi.com/1424-8247/14/9/921 |
| article html file updated | 7 September 2025 00:43 CEST | Update | N/A |
| article html file updated | 30 July 2022 05:23 CEST | Update | N/A |
| article html file updated | 13 September 2021 10:30 CEST | Original file | N/A |
| article pdf uploaded. | 13 September 2021 10:28 CEST | Updated version of record | https://www.mdpi.com/1424-8247/14/9/921/pdf |
| article xml uploaded. | 13 September 2021 10:28 CEST | Update | https://www.mdpi.com/1424-8247/14/9/921/xml |
| article xml file uploaded | 13 September 2021 10:28 CEST | Original file | N/A |
| article supplementary file uploaded. | 11 September 2021 13:30 CEST | - | https://www.mdpi.com/1424-8247/14/9/921#supplementary |
| article pdf uploaded. | 11 September 2021 13:30 CEST | Version of Record | https://www.mdpi.com/1424-8247/14/9/921/pdf-vor |
