| article html file updated | 8 February 2020 09:39 CET | Update | https://www.mdpi.com/2077-1444/8/7/116 |
| article html file updated | 3 May 2019 14:52 CEST | Update | - |
| article html file updated | 31 July 2017 08:57 CEST | Update | - |
| article html file updated | 30 June 2017 11:50 CEST | Update | - |
| article html file updated | 30 June 2017 08:40 CEST | Original file | - |
| article xml uploaded. | 30 June 2017 08:38 CEST | Original file | https://www.mdpi.com/2077-1444/8/7/116/xml |
| article pdf uploaded. | 30 June 2017 08:38 CEST | Version of Record | https://www.mdpi.com/2077-1444/8/7/116/pdf |
