| article html file updated | 21 August 2026 05:00 CEST | Update | https://www.mdpi.com/1996-1073/15/1/90 |
| article html file updated | 31 July 2022 00:04 CEST | Update | N/A |
| article html file updated | 24 December 2021 11:42 CET | Original file | N/A |
| article pdf uploaded. | 24 December 2021 11:39 CET | Updated version of record | https://www.mdpi.com/1996-1073/15/1/90/pdf |
| article xml uploaded. | 24 December 2021 11:39 CET | Update | https://www.mdpi.com/1996-1073/15/1/90/xml |
| article xml file uploaded | 24 December 2021 11:39 CET | Original file | N/A |
| article pdf uploaded. | 23 December 2021 12:22 CET | Version of Record | https://www.mdpi.com/1996-1073/15/1/90/pdf-vor |
