| article html file updated | 26 December 2025 03:19 CET | Update | https://www.mdpi.com/2221-3759/9/4/44 |
| article html file updated | 7 September 2025 02:47 CEST | Update | - |
| article html file updated | 30 July 2022 10:43 CEST | Update | - |
| article html file updated | 15 October 2021 10:14 CEST | Update | - |
| article html file updated | 14 October 2021 11:31 CEST | Original file | - |
| article pdf uploaded. | 14 October 2021 11:30 CEST | Updated version of record | https://www.mdpi.com/2221-3759/9/4/44/pdf |
| article xml uploaded. | 14 October 2021 11:29 CEST | Update | https://www.mdpi.com/2221-3759/9/4/44/xml |
| article xml file uploaded | 14 October 2021 11:29 CEST | Original file | - |
| article supplementary file uploaded. | 13 October 2021 18:37 CEST | - | https://www.mdpi.com/2221-3759/9/4/44#supplementary |
| article pdf uploaded. | 13 October 2021 18:37 CEST | Version of Record | https://www.mdpi.com/2221-3759/9/4/44/pdf-vor |
