| article html file updated | 7 February 2020 13:04 CET | Update | https://www.mdpi.com/1996-1944/9/8/667 |
| article html file updated | 5 May 2019 07:35 CEST | Update | - |
| article html file updated | 27 March 2019 13:08 CET | Update | - |
| article html file updated | 26 August 2016 07:04 CEST | Update | - |
| article html file updated | 11 August 2016 11:54 CEST | Update | - |
| article html file updated | 9 August 2016 11:46 CEST | Original file | - |
| article xml uploaded. | 9 August 2016 11:44 CEST | Update | https://www.mdpi.com/1996-1944/9/8/667/xml |
| article pdf uploaded. | 9 August 2016 11:44 CEST | Version of Record | https://www.mdpi.com/1996-1944/9/8/667/pdf |
