| article html file updated | 6 February 2020 22:06 CET | Update | https://www.mdpi.com/2077-1444/6/3/1006 |
| article html file updated | 6 May 2019 12:47 CEST | Update | - |
| article html file updated | 26 March 2019 09:24 CET | Update | - |
| article html file updated | 13 October 2015 11:54 CEST | Original file | - |
| article xml file uploaded | 13 October 2015 11:54 CEST | Original file | https://www.mdpi.com/2077-1444/6/3/1006/xml |
| article pdf uploaded. | 25 August 2015 13:15 CEST | Version of Record | https://www.mdpi.com/2077-1444/6/3/1006/pdf |
