| article html file updated | 31 August 2025 23:59 CEST | Update | https://www.mdpi.com/1999-4907/11/6/686 |
| article html file updated | 21 July 2022 21:14 CEST | Update | N/A |
| article html file updated | 20 June 2020 12:26 CEST | Original file | N/A |
| article pdf uploaded. | 20 June 2020 12:25 CEST | Updated version of record | https://www.mdpi.com/1999-4907/11/6/686/pdf |
| article xml uploaded. | 20 June 2020 12:25 CEST | Update | https://www.mdpi.com/1999-4907/11/6/686/xml |
| article xml file uploaded | 20 June 2020 12:25 CEST | Original file | N/A |
| article pdf uploaded. | 18 June 2020 11:46 CEST | Version of Record | https://www.mdpi.com/1999-4907/11/6/686/pdf-vor |
