| article html file updated | 7 February 2020 11:11 CET | Update | https://www.mdpi.com/2076-3417/6/7/197 |
| article html file updated | 5 May 2019 11:05 CEST | Update | - |
| article html file updated | 27 March 2019 09:18 CET | Update | - |
| article html file updated | 27 July 2016 09:13 CEST | Update | - |
| article html file updated | 4 July 2016 08:49 CEST | Original file | - |
| article xml uploaded. | 4 July 2016 08:48 CEST | Original file | https://www.mdpi.com/2076-3417/6/7/197/xml |
| article pdf uploaded. | 4 July 2016 08:48 CEST | Version of Record | https://www.mdpi.com/2076-3417/6/7/197/pdf |
