| article html file updated | 8 February 2020 23:21 CET | Update | https://www.mdpi.com/2077-0383/6/12/116 |
| article html file updated | 29 September 2019 01:00 CEST | Update | - |
| article html file updated | 2 May 2019 10:11 CEST | Update | - |
| article html file updated | 18 April 2019 07:50 CEST | Update | - |
| article html file updated | 2 January 2018 18:17 CET | Update | - |
| article html file updated | 6 December 2017 14:13 CET | Original file | - |
| article xml uploaded. | 6 December 2017 14:12 CET | Update | https://www.mdpi.com/2077-0383/6/12/116/xml |
| article xml uploaded. | 6 December 2017 14:12 CET | Original file | - |
| article pdf uploaded. | 6 December 2017 14:12 CET | Version of Record | https://www.mdpi.com/2077-0383/6/12/116/pdf |
