| article html file updated | 6 February 2020 13:05 CET | Update | https://www.mdpi.com/1999-4915/6/10/4080 |
| article html file updated | 7 May 2019 06:37 CEST | Update | - |
| article html file updated | 25 March 2019 16:26 CET | Update | - |
| article html file updated | 21 August 2015 00:13 CEST | Update | - |
| article html file updated | 30 October 2014 08:37 CET | Original file | - |
| article xml file uploaded | 30 October 2014 08:37 CET | Original file | https://www.mdpi.com/1999-4915/6/10/4080/xml |
| article pdf uploaded. | 23 October 2014 16:03 CEST | Version of Record | https://www.mdpi.com/1999-4915/6/10/4080/pdf |
