| article html file updated | 1 September 2025 21:16 CEST | Update | https://www.mdpi.com/1999-4907/12/2/201 |
| article html file updated | 24 July 2022 22:36 CEST | Update | - |
| article html file updated | 23 February 2021 02:07 CET | Update | - |
| article pdf uploaded. | 23 February 2021 02:06 CET | Updated version of record | https://www.mdpi.com/1999-4907/12/2/201/pdf |
| article xml uploaded. | 23 February 2021 02:06 CET | Update | https://www.mdpi.com/1999-4907/12/2/201/xml |
| article xml file uploaded | 23 February 2021 02:06 CET | Update | - |
| article html file updated | 12 February 2021 07:08 CET | Update | - |
| article pdf uploaded. | 12 February 2021 07:06 CET | Updated version of record | https://www.mdpi.com/1999-4907/12/2/201/pdf-vor |
| article xml uploaded. | 12 February 2021 07:06 CET | Update | - |
| article xml file uploaded | 12 February 2021 07:06 CET | Update | - |
| article html file updated | 10 February 2021 09:19 CET | Original file | - |
| article pdf uploaded. | 10 February 2021 09:18 CET | Version of Record | https://www.mdpi.com/1999-4907/12/2/201/pdf-vor |
| article xml uploaded. | 10 February 2021 09:18 CET | Update | - |
| article xml file uploaded | 10 February 2021 09:18 CET | Original file | - |