| article html file updated | 13 February 2020 22:22 CET | Update | https://www.mdpi.com/1999-4907/10/10/868 |
| article html file updated | 12 October 2019 04:18 CEST | Original file | - |
| article pdf uploaded. | 12 October 2019 04:17 CEST | Updated version of record | https://www.mdpi.com/1999-4907/10/10/868/pdf |
| article xml uploaded. | 12 October 2019 04:17 CEST | Update | https://www.mdpi.com/1999-4907/10/10/868/xml |
| article xml file uploaded | 12 October 2019 04:17 CEST | Update | - |
| article pdf uploaded. | 3 October 2019 16:13 CEST | Version of Record | https://www.mdpi.com/1999-4907/10/10/868/pdf-vor |
| article xml file uploaded | 3 October 2019 16:13 CEST | Original file | - |
