| article html file updated | 30 August 2025 21:58 CEST | Update | https://www.mdpi.com/2412-3811/4/3/39 |
| article html file updated | 20 July 2022 07:37 CEST | Update | N/A |
| article html file updated | 12 February 2020 23:45 CET | Update | N/A |
| article html file updated | 3 July 2019 12:19 CEST | Original file | N/A |
| article pdf uploaded. | 3 July 2019 12:18 CEST | Updated version of record | https://www.mdpi.com/2412-3811/4/3/39/pdf |
| article xml uploaded. | 3 July 2019 12:18 CEST | Update | https://www.mdpi.com/2412-3811/4/3/39/xml |
| article xml file uploaded | 3 July 2019 12:18 CEST | Update | N/A |
| article pdf uploaded. | 2 July 2019 16:01 CEST | Version of Record | https://www.mdpi.com/2412-3811/4/3/39/pdf-vor |
| article xml file uploaded | 2 July 2019 16:01 CEST | Original file | N/A |
