| article html file updated | 18 August 2026 06:31 CEST | Update | https://www.mdpi.com/2227-7099/8/4/90 |
| article html file updated | 1 September 2025 11:43 CEST | Update | N/A |
| article html file updated | 22 July 2022 22:15 CEST | Update | N/A |
| article html file updated | 4 December 2020 09:22 CET | Update | N/A |
| article html file updated | 10 November 2020 12:02 CET | Original file | N/A |
| article pdf uploaded. | 10 November 2020 12:00 CET | Updated version of record | https://www.mdpi.com/2227-7099/8/4/90/pdf |
| article xml uploaded. | 10 November 2020 12:00 CET | Update | https://www.mdpi.com/2227-7099/8/4/90/xml |
| article xml file uploaded | 10 November 2020 12:00 CET | Original file | N/A |
| article pdf uploaded. | 23 October 2020 13:33 CEST | Version of Record | https://www.mdpi.com/2227-7099/8/4/90/pdf-vor |
