| article html file updated | 2 June 2021 10:05 CEST | Update | https://www.mdpi.com/1999-5903/13/6/146 |
| article html file updated | 2 June 2021 07:49 CEST | Original file | N/A |
| article pdf uploaded. | 2 June 2021 07:48 CEST | Updated version of record | https://www.mdpi.com/1999-5903/13/6/146/pdf |
| article xml uploaded. | 2 June 2021 07:48 CEST | Update | https://www.mdpi.com/1999-5903/13/6/146/xml |
| article xml file uploaded | 2 June 2021 07:48 CEST | Original file | N/A |
| article pdf uploaded. | 1 June 2021 10:44 CEST | Updated version of record | https://www.mdpi.com/1999-5903/13/6/146/pdf-vor |
| article pdf uploaded. | 31 May 2021 12:23 CEST | Version of Record | https://www.mdpi.com/1999-5903/13/6/146/pdf-vor |
