| article html file updated | 6 February 2020 06:44 CET | Update | https://www.mdpi.com/2072-6694/6/1/112 |
| article html file updated | 7 May 2019 19:48 CEST | Update | - |
| article html file updated | 21 March 2019 11:01 CET | Update | - |
| article html file updated | 19 August 2015 17:20 CEST | Update | - |
| article html file updated | 28 April 2014 10:39 CEST | Original file | - |
| article xml file uploaded | 28 April 2014 10:39 CEST | Original file | https://www.mdpi.com/2072-6694/6/1/112/xml |
| article pdf uploaded. | 14 January 2014 10:55 CET | Version of Record | https://www.mdpi.com/2072-6694/6/1/112/pdf |
