| article html file updated | 6 February 2020 09:13 CET | Update | https://www.mdpi.com/1999-4915/6/5/2062 |
| article html file updated | 20 September 2019 08:16 CEST | Update | - |
| article html file updated | 7 May 2019 14:36 CEST | Update | - |
| article html file updated | 21 March 2019 16:58 CET | Update | - |
| article html file updated | 20 August 2015 06:42 CEST | Update | - |
| article html file updated | 5 June 2014 08:50 CEST | Original file | - |
| article xml file uploaded | 5 June 2014 08:50 CEST | Original file | https://www.mdpi.com/1999-4915/6/5/2062/xml |
| article pdf uploaded. | 13 May 2014 15:54 CEST | Version of Record | https://www.mdpi.com/1999-4915/6/5/2062/pdf |
