| article html file updated | 1 September 2025 04:21 CEST | Update | https://www.mdpi.com/2071-1050/12/15/6121 |
| article html file updated | 22 July 2022 01:47 CEST | Update | N/A |
| article html file updated | 30 July 2020 06:04 CEST | Update | N/A |
| article html file updated | 30 July 2020 06:03 CEST | Original file | N/A |
| article pdf uploaded. | 30 July 2020 06:01 CEST | Updated version of record | https://www.mdpi.com/2071-1050/12/15/6121/pdf |
| article xml uploaded. | 30 July 2020 06:01 CEST | Update | https://www.mdpi.com/2071-1050/12/15/6121/xml |
| article xml file uploaded | 30 July 2020 06:01 CEST | Update | N/A |
| article xml file uploaded | 30 July 2020 06:01 CEST | Original file | N/A |
