| article html file updated | 31 August 2025 11:56 CEST | Update | https://www.mdpi.com/1996-1073/13/4/891 |
| article html file updated | 20 July 2022 20:27 CEST | Update | - |
| article html file updated | 7 March 2020 11:33 CET | Update | - |
| article html file updated | 7 March 2020 11:24 CET | Update | - |
| article html file updated | 21 February 2020 14:11 CET | Original file | - |
| article pdf uploaded. | 21 February 2020 14:09 CET | Updated version of record | https://www.mdpi.com/1996-1073/13/4/891/pdf |
| article xml uploaded. | 21 February 2020 14:09 CET | Update | https://www.mdpi.com/1996-1073/13/4/891/xml |
| article xml file uploaded | 21 February 2020 14:09 CET | Update | - |
| article pdf uploaded. | 17 February 2020 17:16 CET | Version of Record | https://www.mdpi.com/1996-1073/13/4/891/pdf-vor |
| article xml file uploaded | 17 February 2020 17:16 CET | Original file | - |
