| article html file updated | 31 August 2025 06:19 CEST | Update | https://www.mdpi.com/1999-5903/11/12/257 |
| article html file updated | 19 July 2022 21:55 CEST | Update | - |
| article html file updated | 14 February 2020 17:51 CET | Update | - |
| article html file updated | 31 December 2019 15:38 CET | Update | - |
| article html file updated | 18 December 2019 07:30 CET | Original file | - |
| article pdf uploaded. | 18 December 2019 07:28 CET | Updated version of record | https://www.mdpi.com/1999-5903/11/12/257/pdf |
| article xml uploaded. | 18 December 2019 07:28 CET | Update | https://www.mdpi.com/1999-5903/11/12/257/xml |
| article xml file uploaded | 18 December 2019 07:28 CET | Update | - |
| article pdf uploaded. | 11 December 2019 15:19 CET | Version of Record | https://www.mdpi.com/1999-5903/11/12/257/pdf-vor |
| article xml file uploaded | 11 December 2019 15:19 CET | Original file | - |
