| article html file updated | 7 February 2020 11:59 CET | Update | https://www.mdpi.com/2073-4360/8/7/266 |
| article html file updated | 5 May 2019 09:38 CEST | Update | - |
| article html file updated | 27 March 2019 10:50 CET | Update | - |
| article html file updated | 29 July 2016 13:17 CEST | Update | - |
| article html file updated | 20 July 2016 09:07 CEST | Original file | - |
| article xml uploaded. | 20 July 2016 09:05 CEST | Original file | https://www.mdpi.com/2073-4360/8/7/266/xml |
| article pdf uploaded. | 20 July 2016 09:05 CEST | Version of Record | https://www.mdpi.com/2073-4360/8/7/266/pdf |
