| article html file updated | 31 August 2025 08:34 CEST | Update | https://www.mdpi.com/2071-1050/12/2/509 |
| article html file updated | 19 July 2022 19:46 CEST | Update | N/A |
| article html file updated | 15 February 2020 01:24 CET | Update | N/A |
| article html file updated | 14 January 2020 02:41 CET | Update | N/A |
| article pdf uploaded. | 14 January 2020 02:39 CET | Updated version of record | https://www.mdpi.com/2071-1050/12/2/509/pdf |
| article xml uploaded. | 14 January 2020 02:39 CET | Update | https://www.mdpi.com/2071-1050/12/2/509/xml |
| article xml file uploaded | 14 January 2020 02:39 CET | Update | N/A |
| article html file updated | 9 January 2020 11:31 CET | Original file | N/A |
| article pdf uploaded. | 9 January 2020 11:30 CET | Version of Record | https://www.mdpi.com/2071-1050/12/2/509/pdf-vor |
| article xml file uploaded | 9 January 2020 11:30 CET | Original file | N/A |
