| article html file updated | 7 February 2020 19:08 CET | Update | https://www.mdpi.com/2076-3417/6/12/406 |
| article html file updated | 22 September 2019 09:00 CEST | Update | - |
| article html file updated | 4 May 2019 20:15 CEST | Update | - |
| article html file updated | 27 December 2016 10:58 CET | Update | - |
| article html file updated | 6 December 2016 09:30 CET | Original file | - |
| article xml uploaded. | 6 December 2016 09:29 CET | Original file | https://www.mdpi.com/2076-3417/6/12/406/xml |
| article pdf uploaded. | 6 December 2016 09:29 CET | Version of Record | https://www.mdpi.com/2076-3417/6/12/406/pdf |
