| article html file updated | 1 September 2025 00:16 CEST | Update | https://www.mdpi.com/1999-5903/12/6/106 |
| article html file updated | 21 July 2022 21:31 CEST | Update | - |
| article html file updated | 29 June 2020 11:09 CEST | Original file | - |
| article pdf uploaded. | 29 June 2020 11:08 CEST | Updated version of record | https://www.mdpi.com/1999-5903/12/6/106/pdf |
| article xml uploaded. | 29 June 2020 11:08 CEST | Update | https://www.mdpi.com/1999-5903/12/6/106/xml |
| article xml file uploaded | 29 June 2020 11:08 CEST | Original file | - |
| article pdf uploaded. | 20 June 2020 12:23 CEST | Version of Record | https://www.mdpi.com/1999-5903/12/6/106/pdf-vor |
