| article html file updated | 7 February 2020 13:14 CET | Update | https://www.mdpi.com/2073-4344/6/8/124 |
| article html file updated | 5 May 2019 07:17 CEST | Update | - |
| article html file updated | 27 March 2019 13:28 CET | Update | - |
| article html file updated | 25 August 2016 11:48 CEST | Update | - |
| article html file updated | 12 August 2016 10:19 CEST | Original file | - |
| article xml uploaded. | 12 August 2016 10:18 CEST | Update | https://www.mdpi.com/2073-4344/6/8/124/xml |
| article xml uploaded. | 12 August 2016 10:18 CEST | Original file | - |
| article pdf uploaded. | 12 August 2016 10:18 CEST | Version of Record | https://www.mdpi.com/2073-4344/6/8/124/pdf |
