| article html file updated | 7 October 2020 13:44 CEST | Update | https://www.mdpi.com/1999-4907/11/9/923 |
| article html file updated | 24 August 2020 09:48 CEST | Original file | N/A |
| article pdf uploaded. | 24 August 2020 09:46 CEST | Version of Record | https://www.mdpi.com/1999-4907/11/9/923/pdf |
| article xml uploaded. | 24 August 2020 09:46 CEST | Update | https://www.mdpi.com/1999-4907/11/9/923/xml |
| article xml file uploaded | 24 August 2020 09:46 CEST | Original file | N/A |
