| article html file updated | 7 February 2020 10:24 CET | Update | https://www.mdpi.com/1660-3397/14/6/116 |
| article html file updated | 5 May 2019 12:31 CEST | Update | - |
| article html file updated | 27 March 2019 07:54 CET | Update | - |
| article html file updated | 29 June 2016 10:13 CEST | Update | - |
| article html file updated | 18 June 2016 09:21 CEST | Original file | - |
| article xml uploaded. | 18 June 2016 09:20 CEST | Original file | https://www.mdpi.com/1660-3397/14/6/116/xml |
| article pdf uploaded. | 18 June 2016 09:20 CEST | Version of Record | https://www.mdpi.com/1660-3397/14/6/116/pdf |
