| article pdf uploaded. | 29 October 2021 11:07 CEST | Updated version of record | https://www.mdpi.com/1999-5903/13/8/186/pdf |
| article html file updated | 2 August 2021 05:50 CEST | Update | https://www.mdpi.com/1999-5903/13/8/186 |
| article pdf uploaded. | 2 August 2021 05:49 CEST | Updated version of record | https://www.mdpi.com/1999-5903/13/8/186/pdf-vor |
| article xml uploaded. | 2 August 2021 05:49 CEST | Update | https://www.mdpi.com/1999-5903/13/8/186/xml |
| article xml file uploaded | 2 August 2021 05:49 CEST | Update | N/A |
| article html file updated | 21 July 2021 13:08 CEST | Original file | N/A |
| article pdf uploaded. | 21 July 2021 13:06 CEST | Version of Record | https://www.mdpi.com/1999-5903/13/8/186/pdf-vor |
| article xml file uploaded | 21 July 2021 13:06 CEST | Original file | N/A |
