| article html file updated | 26 September 2022 13:59 CEST | Original file | https://www.mdpi.com/2504-3900/60/1/39 |
| article pdf uploaded. | 30 December 2020 03:05 CET | Updated version of record | https://www.mdpi.com/2504-3900/60/1/39/pdf |
| article pdf uploaded. | 24 November 2020 03:24 CET | Version of Record | https://www.mdpi.com/2504-3900/60/1/39/pdf-vor |
