| article html file updated | 31 August 2025 08:05 CEST | Update | https://www.mdpi.com/1996-1073/13/1/228 |
| article html file updated | 19 July 2022 20:13 CEST | Update | N/A |
| article html file updated | 14 February 2020 23:44 CET | Update | N/A |
| article html file updated | 16 January 2020 13:40 CET | Update | N/A |
| article html file updated | 2 January 2020 12:28 CET | Original file | N/A |
| article pdf uploaded. | 2 January 2020 12:26 CET | Version of Record | https://www.mdpi.com/1996-1073/13/1/228/pdf |
| article xml uploaded. | 2 January 2020 12:26 CET | Update | https://www.mdpi.com/1996-1073/13/1/228/xml |
| article xml file uploaded | 2 January 2020 12:26 CET | Original file | N/A |
