| article html file updated | 31 August 2025 01:25 CEST | Update | https://www.mdpi.com/1999-5903/11/9/197 |
| article html file updated | 20 July 2022 03:26 CEST | Update | N/A |
| article html file updated | 13 February 2020 17:32 CET | Update | N/A |
| article html file updated | 25 September 2019 23:36 CEST | Update | N/A |
| article html file updated | 20 September 2019 13:35 CEST | Original file | N/A |
| article pdf uploaded. | 20 September 2019 13:32 CEST | Updated version of record | https://www.mdpi.com/1999-5903/11/9/197/pdf |
| article xml uploaded. | 20 September 2019 13:32 CEST | Update | https://www.mdpi.com/1999-5903/11/9/197/xml |
| article xml file uploaded | 20 September 2019 13:32 CEST | Update | N/A |
| article pdf uploaded. | 13 September 2019 15:54 CEST | Version of Record | https://www.mdpi.com/1999-5903/11/9/197/pdf-vor |
| article xml file uploaded | 13 September 2019 15:54 CEST | Original file | N/A |
