| article html file updated | 31 August 2025 21:43 CEST | Update | https://www.mdpi.com/1999-4907/11/6/607 |
| article html file updated | 21 August 2025 23:52 CEST | Update | - |
| article html file updated | 21 July 2022 06:07 CEST | Update | - |
| article html file updated | 3 June 2020 15:39 CEST | Original file | - |
| article pdf uploaded. | 3 June 2020 15:38 CEST | Updated version of record | https://www.mdpi.com/1999-4907/11/6/607/pdf |
| article xml uploaded. | 3 June 2020 15:38 CEST | Update | https://www.mdpi.com/1999-4907/11/6/607/xml |
| article xml file uploaded | 3 June 2020 15:38 CEST | Original file | - |
| article pdf uploaded. | 27 May 2020 10:02 CEST | Version of Record | https://www.mdpi.com/1999-4907/11/6/607/pdf-vor |
