| article html file updated | 6 February 2020 18:46 CET | Update | https://www.mdpi.com/2072-666X/6/5/611 |
| article html file updated | 6 May 2019 19:45 CEST | Update | - |
| article html file updated | 26 March 2019 02:55 CET | Update | - |
| article html file updated | 21 August 2015 12:19 CEST | Update | - |
| article html file updated | 12 June 2015 13:16 CEST | Original file | - |
| article xml file uploaded | 12 June 2015 13:16 CEST | Original file | https://www.mdpi.com/2072-666X/6/5/611/xml |
| article pdf uploaded. | 19 May 2015 14:26 CEST | Version of Record | https://www.mdpi.com/2072-666X/6/5/611/pdf |
