| article html file updated | 24 December 2025 17:10 CET | Update | https://www.mdpi.com/1996-1073/13/2/500 |
| article html file updated | 31 August 2025 09:29 CEST | Update | - |
| article html file updated | 20 July 2022 18:00 CEST | Update | - |
| article html file updated | 15 February 2020 04:37 CET | Update | - |
| article html file updated | 7 February 2020 15:51 CET | Update | - |
| article html file updated | 20 January 2020 10:58 CET | Original file | - |
| article pdf uploaded. | 20 January 2020 10:57 CET | Version of Record | https://www.mdpi.com/1996-1073/13/2/500/pdf |
| article xml uploaded. | 20 January 2020 10:57 CET | Update | https://www.mdpi.com/1996-1073/13/2/500/xml |
| article xml file uploaded | 20 January 2020 10:57 CET | Original file | - |
