| article html file updated | 31 August 2025 09:04 CEST | Update | https://www.mdpi.com/2071-1050/12/2/639 |
| article html file updated | 20 July 2022 17:36 CEST | Update | - |
| article html file updated | 15 February 2020 03:10 CET | Update | - |
| article html file updated | 23 January 2020 04:02 CET | Original file | - |
| article pdf uploaded. | 23 January 2020 04:01 CET | Updated version of record | https://www.mdpi.com/2071-1050/12/2/639/pdf |
| article xml uploaded. | 23 January 2020 04:01 CET | Update | https://www.mdpi.com/2071-1050/12/2/639/xml |
| article xml file uploaded | 23 January 2020 04:01 CET | Update | - |
| article pdf uploaded. | 15 January 2020 15:28 CET | Version of Record | https://www.mdpi.com/2071-1050/12/2/639/pdf-vor |
| article xml file uploaded | 15 January 2020 15:28 CET | Original file | - |
