| article html file updated | 18 August 2026 04:38 CEST | Update | https://www.mdpi.com/2073-4336/11/4/42 |
| article html file updated | 1 September 2025 10:24 CEST | Update | N/A |
| article html file updated | 22 July 2022 10:05 CEST | Update | N/A |
| article html file updated | 24 December 2020 04:44 CET | Original file | N/A |
| article xml uploaded. | 24 December 2020 04:43 CET | Update | https://www.mdpi.com/2073-4336/11/4/42/xml |
| article pdf uploaded. | 24 December 2020 04:43 CET | Updated version of record | https://www.mdpi.com/2073-4336/11/4/42/pdf |
| article xml file uploaded | 24 December 2020 04:40 CET | Original file | N/A |
| article pdf uploaded. | 9 October 2020 14:19 CEST | Version of Record | https://www.mdpi.com/2073-4336/11/4/42/pdf-vor |
