| article html file updated | 6 February 2020 22:16 CET | Update | https://www.mdpi.com/2073-4433/6/9/1290 |
| article html file updated | 6 May 2019 12:26 CEST | Update | - |
| article html file updated | 26 March 2019 09:44 CET | Update | - |
| article html file updated | 10 October 2015 06:29 CEST | Original file | - |
| article xml file uploaded | 10 October 2015 06:29 CEST | Original file | https://www.mdpi.com/2073-4433/6/9/1290/xml |
| article pdf uploaded. | 28 August 2015 16:16 CEST | Version of Record | https://www.mdpi.com/2073-4433/6/9/1290/pdf |
