| article html file updated | 26 September 2022 10:47 CEST | Original file | https://www.mdpi.com/2504-3900/60/1/31 |
| article pdf uploaded. | 23 November 2020 06:45 CET | Updated version of record | https://www.mdpi.com/2504-3900/60/1/31/pdf |
| article pdf uploaded. | 23 November 2020 06:44 CET | Version of Record | - |
