| article html file updated | 8 July 2021 03:34 CEST | Original file | https://www.mdpi.com/1999-5903/13/7/178 |
| article pdf uploaded. | 8 July 2021 03:32 CEST | Updated version of record | https://www.mdpi.com/1999-5903/13/7/178/pdf |
| article xml uploaded. | 8 July 2021 03:32 CEST | Update | https://www.mdpi.com/1999-5903/13/7/178/xml |
| article xml file uploaded | 8 July 2021 03:32 CEST | Original file | N/A |
| article pdf uploaded. | 7 July 2021 16:34 CEST | Version of Record | https://www.mdpi.com/1999-5903/13/7/178/pdf-vor |
