| article html file updated | 8 February 2020 15:41 CET | Update | https://www.mdpi.com/2075-163X/7/9/163 |
| article html file updated | 27 September 2019 00:48 CEST | Update | - |
| article html file updated | 3 May 2019 02:53 CEST | Update | - |
| article html file updated | 30 September 2017 09:44 CEST | Update | - |
| article html file updated | 8 September 2017 13:05 CEST | Original file | - |
| article xml uploaded. | 8 September 2017 13:04 CEST | Update | https://www.mdpi.com/2075-163X/7/9/163/xml |
| article xml uploaded. | 8 September 2017 13:04 CEST | Original file | - |
| article pdf uploaded. | 8 September 2017 13:04 CEST | Version of Record | https://www.mdpi.com/2075-163X/7/9/163/pdf |
