| article html file updated | 19 August 2026 09:13 CEST | Update | https://www.mdpi.com/2226-4787/9/2/90 |
| article html file updated | 2 September 2025 04:47 CEST | Update | N/A |
| article html file updated | 22 August 2025 00:52 CEST | Update | N/A |
| article html file updated | 25 July 2022 13:28 CEST | Update | N/A |
| article html file updated | 23 April 2021 12:32 CEST | Original file | N/A |
| article pdf uploaded. | 23 April 2021 12:31 CEST | Updated version of record | https://www.mdpi.com/2226-4787/9/2/90/pdf |
| article xml uploaded. | 23 April 2021 12:31 CEST | Update | https://www.mdpi.com/2226-4787/9/2/90/xml |
| article xml file uploaded | 23 April 2021 12:31 CEST | Original file | N/A |
| article pdf uploaded. | 22 April 2021 14:42 CEST | Version of Record | https://www.mdpi.com/2226-4787/9/2/90/pdf-vor |
