| article html file updated | 12 February 2020 03:24 CET | Update | https://www.mdpi.com/1999-4907/10/4/314 |
| article html file updated | 17 October 2019 20:23 CEST | Update | - |
| article html file updated | 8 May 2019 19:52 CEST | Update | - |
| article html file updated | 25 April 2019 16:06 CEST | Update | - |
| article html file updated | 18 April 2019 19:32 CEST | Original file | - |
| article pdf uploaded. | 18 April 2019 14:38 CEST | Updated version of record | https://www.mdpi.com/1999-4907/10/4/314/pdf |
| article xml uploaded. | 18 April 2019 14:38 CEST | Update | https://www.mdpi.com/1999-4907/10/4/314/xml |
| article xml file uploaded | 18 April 2019 14:38 CEST | Update | - |
| article pdf uploaded. | 5 April 2019 16:46 CEST | Version of Record | https://www.mdpi.com/1999-4907/10/4/314/pdf-vor |
| article xml file uploaded | 5 April 2019 16:46 CEST | Original file | - |