| article html file updated | 7 February 2020 11:41 CET | Update | https://www.mdpi.com/2075-163X/6/3/73 |
| article html file updated | 5 May 2019 10:11 CEST | Update | - |
| article html file updated | 27 March 2019 10:15 CET | Update | - |
| article html file updated | 28 September 2016 07:38 CEST | Update | - |
| article html file updated | 14 July 2016 14:58 CEST | Original file | - |
| article xml uploaded. | 14 July 2016 14:57 CEST | Original file | https://www.mdpi.com/2075-163X/6/3/73/xml |
| article pdf uploaded. | 14 July 2016 14:57 CEST | Version of Record | https://www.mdpi.com/2075-163X/6/3/73/pdf |
