| article html file updated | 31 August 2025 11:42 CEST | Update | https://www.mdpi.com/1996-1073/13/4/840 |
| article html file updated | 20 July 2022 20:13 CEST | Update | - |
| article html file updated | 7 March 2020 10:48 CET | Update | - |
| article html file updated | 7 March 2020 09:36 CET | Update | - |
| article html file updated | 18 February 2020 15:15 CET | Original file | - |
| article pdf uploaded. | 18 February 2020 15:14 CET | Updated version of record | https://www.mdpi.com/1996-1073/13/4/840/pdf |
| article xml uploaded. | 18 February 2020 15:14 CET | Update | https://www.mdpi.com/1996-1073/13/4/840/xml |
| article xml file uploaded | 18 February 2020 15:14 CET | Update | - |
| article pdf uploaded. | 14 February 2020 14:56 CET | Version of Record | https://www.mdpi.com/1996-1073/13/4/840/pdf-vor |
| article xml file uploaded | 14 February 2020 14:56 CET | Original file | - |
