| article html file updated | 11 February 2020 09:04 CET | Update | https://www.mdpi.com/2075-1702/7/1/9 |
| article html file updated | 13 October 2019 09:46 CEST | Update | - |
| article html file updated | 27 April 2019 06:17 CEST | Update | - |
| article html file updated | 13 April 2019 02:25 CEST | Update | - |
| article html file updated | 9 April 2019 20:24 CEST | Update | - |
| article html file updated | 3 April 2019 03:50 CEST | Update | - |
| article html file updated | 16 January 2019 11:10 CET | Update | - |
| article pdf uploaded. | 16 January 2019 11:07 CET | Updated version of record | https://www.mdpi.com/2075-1702/7/1/9/pdf |
| article xml uploaded. | 16 January 2019 11:07 CET | Update | https://www.mdpi.com/2075-1702/7/1/9/xml |
| article xml file uploaded | 16 January 2019 11:07 CET | Update | - |
| article html file updated | 16 January 2019 09:59 CET | Original file | - |
| article pdf uploaded. | 15 January 2019 11:55 CET | Version of Record | https://www.mdpi.com/2075-1702/7/1/9/pdf-vor |
| article xml uploaded. | 15 January 2019 11:55 CET | Update | - |
| article xml file uploaded | 15 January 2019 11:55 CET | Original file | - |
