| article html file updated | 6 February 2020 13:57 CET | Update | https://www.mdpi.com/1999-4915/6/12/4800 |
| article html file updated | 7 May 2019 04:55 CEST | Update | - |
| article html file updated | 25 March 2019 18:21 CET | Update | - |
| article html file updated | 21 August 2015 02:46 CEST | Update | - |
| article html file updated | 26 December 2014 11:32 CET | Original file | - |
| article xml file uploaded | 26 December 2014 11:32 CET | Original file | https://www.mdpi.com/1999-4915/6/12/4800/xml |
| article supplementary file uploaded. | 26 November 2014 15:35 CET | - | https://www.mdpi.com/1999-4915/6/12/4800#supplementary |
| article pdf uploaded. | 26 November 2014 15:35 CET | Version of Record | https://www.mdpi.com/1999-4915/6/12/4800/pdf |
