| article html file updated | 1 September 2025 06:39 CEST | Update | https://www.mdpi.com/2073-4360/12/9/1921 |
| article html file updated | 22 July 2022 04:47 CEST | Update | N/A |
| article html file updated | 27 August 2020 12:38 CEST | Update | N/A |
| article pdf uploaded. | 27 August 2020 12:36 CEST | Updated version of record | https://www.mdpi.com/2073-4360/12/9/1921/pdf |
| article xml uploaded. | 27 August 2020 12:36 CEST | Update | https://www.mdpi.com/2073-4360/12/9/1921/xml |
| article xml file uploaded | 27 August 2020 12:36 CEST | Update | N/A |
| article html file updated | 26 August 2020 06:15 CEST | Original file | N/A |
| article pdf uploaded. | 26 August 2020 06:14 CEST | Version of Record | https://www.mdpi.com/2073-4360/12/9/1921/pdf-vor |
| article xml uploaded. | 26 August 2020 06:14 CEST | Update | N/A |
| article xml file uploaded | 26 August 2020 06:14 CEST | Original file | N/A |
