| article html file updated | 6 February 2020 00:34 CET | Update | https://www.mdpi.com/2073-4352/3/1/112 |
| article html file updated | 8 May 2019 08:23 CEST | Update | - |
| article html file updated | 20 March 2019 18:41 CET | Update | - |
| article html file updated | 17 June 2015 06:36 CEST | Update | - |
| article html file updated | 24 June 2014 12:05 CEST | Original file | - |
| article xml file uploaded | 24 June 2014 12:05 CEST | Original file | https://www.mdpi.com/2073-4352/3/1/112/xml |
| article pdf uploaded. | 18 February 2013 09:45 CET | Version of Record | https://www.mdpi.com/2073-4352/3/1/112/pdf |
