| article html file updated | 1 September 2025 17:18 CEST | Update | https://www.mdpi.com/1999-4907/12/1/34 |
| article html file updated | 23 July 2022 08:21 CEST | Update | - |
| article html file updated | 1 January 2021 10:00 CET | Update | - |
| article html file updated | 31 December 2020 14:08 CET | Original file | - |
| article pdf uploaded. | 31 December 2020 14:07 CET | Updated version of record | https://www.mdpi.com/1999-4907/12/1/34/pdf |
| article xml uploaded. | 31 December 2020 14:07 CET | Update | https://www.mdpi.com/1999-4907/12/1/34/xml |
| article xml file uploaded | 31 December 2020 14:06 CET | Original file | - |
| article supplementary file uploaded. | 29 December 2020 15:59 CET | - | https://www.mdpi.com/1999-4907/12/1/34#supplementary |
| article pdf uploaded. | 29 December 2020 15:59 CET | Version of Record | https://www.mdpi.com/1999-4907/12/1/34/pdf-vor |
