| article html file updated | 31 August 2025 10:00 CEST | Update | https://www.mdpi.com/1999-5903/12/2/23 |
| article html file updated | 20 July 2022 18:31 CEST | Update | - |
| article html file updated | 27 February 2020 07:10 CET | Original file | - |
| article pdf uploaded. | 27 February 2020 07:08 CET | Updated version of record | https://www.mdpi.com/1999-5903/12/2/23/pdf |
| article xml uploaded. | 27 February 2020 07:08 CET | Update | https://www.mdpi.com/1999-5903/12/2/23/xml |
| article xml file uploaded | 27 February 2020 07:08 CET | Update | - |
| article pdf uploaded. | 26 January 2020 10:30 CET | Version of Record | https://www.mdpi.com/1999-5903/12/2/23/pdf-vor |
| article xml file uploaded | 26 January 2020 10:30 CET | Original file | - |
