| article html file updated | 7 February 2020 19:29 CET | Update | https://www.mdpi.com/2073-4344/6/12/200 |
| article html file updated | 22 September 2019 10:45 CEST | Update | - |
| article html file updated | 4 May 2019 19:32 CEST | Update | - |
| article html file updated | 27 December 2016 11:33 CET | Update | - |
| article html file updated | 12 December 2016 09:29 CET | Original file | - |
| article xml uploaded. | 12 December 2016 09:27 CET | Original file | https://www.mdpi.com/2073-4344/6/12/200/xml |
| article pdf uploaded. | 12 December 2016 09:27 CET | Version of Record | https://www.mdpi.com/2073-4344/6/12/200/pdf |
