| article html file updated | 26 September 2022 14:49 CEST | Original file | https://www.mdpi.com/2504-3900/60/1/45 |
| article pdf uploaded. | 4 January 2021 04:58 CET | Updated version of record | https://www.mdpi.com/2504-3900/60/1/45/pdf |
| article pdf uploaded. | 24 November 2020 07:54 CET | Version of Record | https://www.mdpi.com/2504-3900/60/1/45/pdf-vor |
