| article html file updated | 7 February 2020 09:59 CET | Update | https://www.mdpi.com/2072-6651/8/6/179 |
| article html file updated | 5 May 2019 13:18 CEST | Update | - |
| article html file updated | 27 March 2019 07:09 CET | Update | - |
| article html file updated | 29 June 2016 11:46 CEST | Update | - |
| article html file updated | 9 June 2016 11:03 CEST | Original file | - |
| article xml uploaded. | 9 June 2016 11:02 CEST | Update | https://www.mdpi.com/2072-6651/8/6/179/xml |
| article pdf uploaded. | 9 June 2016 11:02 CEST | Version of Record | https://www.mdpi.com/2072-6651/8/6/179/pdf |
