| article html file updated | 8 February 2020 23:34 CET | Update | https://www.mdpi.com/2073-4360/9/12/692 |
| article html file updated | 29 September 2019 02:12 CEST | Update | - |
| article html file updated | 2 May 2019 09:43 CEST | Update | - |
| article html file updated | 18 April 2019 07:23 CEST | Update | - |
| article html file updated | 2 January 2018 14:43 CET | Update | - |
| article html file updated | 21 December 2017 09:45 CET | Original file | - |
| article xml uploaded. | 21 December 2017 09:44 CET | Update | https://www.mdpi.com/2073-4360/9/12/692/xml |
| article xml uploaded. | 21 December 2017 09:44 CET | Original file | - |
| article pdf uploaded. | 21 December 2017 09:44 CET | Updated version of record | https://www.mdpi.com/2073-4360/9/12/692/pdf |
| article pdf uploaded. | 8 December 2017 16:05 CET | Version of Record | https://www.mdpi.com/2073-4360/9/12/692/pdf-vor |
