| article html file updated | 7 February 2020 10:29 CET | Update | https://www.mdpi.com/2072-6651/8/6/192 |
| article html file updated | 5 May 2019 12:20 CEST | Update | - |
| article html file updated | 27 March 2019 08:03 CET | Update | - |
| article html file updated | 29 June 2016 11:47 CEST | Update | - |
| article html file updated | 21 June 2016 11:20 CEST | Original file | - |
| article xml uploaded. | 21 June 2016 11:18 CEST | Original file | https://www.mdpi.com/2072-6651/8/6/192/xml |
| article pdf uploaded. | 21 June 2016 11:18 CEST | Version of Record | https://www.mdpi.com/2072-6651/8/6/192/pdf |
