| article html file updated | 31 August 2025 11:59 CEST | Update | https://www.mdpi.com/1999-4907/11/2/228 |
| article html file updated | 20 July 2022 20:30 CEST | Update | - |
| article html file updated | 7 March 2020 11:55 CET | Update | - |
| article html file updated | 7 March 2020 05:03 CET | Update | - |
| article html file updated | 18 February 2020 12:58 CET | Original file | - |
| article pdf uploaded. | 18 February 2020 12:56 CET | Version of Record | https://www.mdpi.com/1999-4907/11/2/228/pdf |
| article xml uploaded. | 18 February 2020 12:56 CET | Update | https://www.mdpi.com/1999-4907/11/2/228/xml |
| article xml file uploaded | 18 February 2020 12:56 CET | Original file | - |
