| article html file updated | 26 September 2022 14:59 CEST | Original file | https://www.mdpi.com/2504-3900/49/1/138 |
| article pdf uploaded. | 13 August 2020 03:15 CEST | Updated version of record | https://www.mdpi.com/2504-3900/49/1/138/pdf |
| article pdf uploaded. | 16 June 2020 05:03 CEST | Updated version of record | https://www.mdpi.com/2504-3900/49/1/138/pdf-vor |
| article pdf uploaded. | 15 June 2020 06:03 CEST | Version of Record | https://www.mdpi.com/2504-3900/49/1/138/pdf-vor |
