| article html file updated | 31 August 2025 09:59 CEST | Update | https://www.mdpi.com/1999-5903/12/2/22 |
| article html file updated | 20 July 2022 18:30 CEST | Update | - |
| article html file updated | 26 February 2020 11:39 CET | Original file | - |
| article pdf uploaded. | 26 February 2020 11:38 CET | Updated version of record | https://www.mdpi.com/1999-5903/12/2/22/pdf |
| article xml uploaded. | 26 February 2020 11:38 CET | Update | https://www.mdpi.com/1999-5903/12/2/22/xml |
| article xml file uploaded | 26 February 2020 11:38 CET | Update | - |
| article pdf uploaded. | 3 February 2020 06:57 CET | Updated version of record | https://www.mdpi.com/1999-5903/12/2/22/pdf-vor |
| article pdf uploaded. | 26 January 2020 05:25 CET | Version of Record | https://www.mdpi.com/1999-5903/12/2/22/pdf-vor |
| article xml file uploaded | 26 January 2020 05:25 CET | Original file | - |
