| article html file updated | 31 August 2025 19:30 CEST | Update | https://www.mdpi.com/1996-1944/13/9/2139 |
| article html file updated | 21 July 2022 03:56 CEST | Update | N/A |
| article html file updated | 7 May 2020 03:00 CEST | Update | N/A |
| article pdf uploaded. | 7 May 2020 02:59 CEST | Updated version of record | https://www.mdpi.com/1996-1944/13/9/2139/pdf |
| article xml uploaded. | 7 May 2020 02:59 CEST | Update | https://www.mdpi.com/1996-1944/13/9/2139/xml |
| article xml file uploaded | 7 May 2020 02:58 CEST | Update | N/A |
| article html file updated | 6 May 2020 06:06 CEST | Original file | N/A |
| article pdf uploaded. | 6 May 2020 06:04 CEST | Version of Record | https://www.mdpi.com/1996-1944/13/9/2139/pdf-vor |
| article xml file uploaded | 6 May 2020 06:04 CEST | Original file | N/A |
