| article html file updated | 30 August 2025 11:15 CEST | Update | https://www.mdpi.com/1999-5903/11/1/22 |
| article html file updated | 20 July 2022 16:54 CEST | Update | - |
| article html file updated | 11 February 2020 10:14 CET | Update | - |
| article html file updated | 13 October 2019 15:31 CEST | Update | - |
| article html file updated | 27 April 2019 03:58 CEST | Update | - |
| article html file updated | 13 April 2019 00:01 CEST | Update | - |
| article html file updated | 3 April 2019 06:27 CEST | Update | - |
| article html file updated | 29 January 2019 13:39 CET | Update | - |
| article html file updated | 20 January 2019 02:28 CET | Original file | - |
| article pdf uploaded. | 19 January 2019 11:06 CET | Version of Record | https://www.mdpi.com/1999-5903/11/1/22/pdf |
| article xml uploaded. | 19 January 2019 11:06 CET | Update | https://www.mdpi.com/1999-5903/11/1/22/xml |
| article xml file uploaded | 19 January 2019 11:06 CET | Original file | - |