| article html file updated | 30 August 2025 22:47 CEST | Update | https://www.mdpi.com/1996-1944/12/14/2321 |
| article html file updated | 20 July 2022 06:39 CEST | Update | N/A |
| article html file updated | 13 February 2020 03:52 CET | Update | N/A |
| article html file updated | 31 July 2019 22:25 CEST | Update | N/A |
| article html file updated | 23 July 2019 11:54 CEST | Original file | N/A |
| article pdf uploaded. | 23 July 2019 11:53 CEST | Updated version of record | https://www.mdpi.com/1996-1944/12/14/2321/pdf |
| article xml uploaded. | 23 July 2019 11:53 CEST | Update | https://www.mdpi.com/1996-1944/12/14/2321/xml |
| article xml file uploaded | 23 July 2019 11:53 CEST | Update | N/A |
| article pdf uploaded. | 20 July 2019 12:30 CEST | Version of Record | https://www.mdpi.com/1996-1944/12/14/2321/pdf-vor |
| article xml file uploaded | 20 July 2019 12:30 CEST | Original file | N/A |
