| article html file updated | 7 February 2020 13:31 CET | Update | https://www.mdpi.com/2073-4352/6/8/98 |
| article html file updated | 5 May 2019 06:47 CEST | Update | - |
| article html file updated | 27 March 2019 14:00 CET | Update | - |
| article html file updated | 25 August 2016 11:50 CEST | Update | - |
| article html file updated | 18 August 2016 11:38 CEST | Original file | - |
| article xml uploaded. | 18 August 2016 11:37 CEST | Update | https://www.mdpi.com/2073-4352/6/8/98/xml |
| article xml uploaded. | 18 August 2016 11:37 CEST | Original file | - |
| article pdf uploaded. | 18 August 2016 11:37 CEST | Version of Record | https://www.mdpi.com/2073-4352/6/8/98/pdf |
