| article html file updated | 6 February 2020 02:31 CET | Update | https://www.mdpi.com/2072-6651/5/6/1105 |
| article html file updated | 8 May 2019 04:17 CEST | Update | - |
| article html file updated | 20 March 2019 23:32 CET | Update | - |
| article html file updated | 17 June 2015 10:02 CEST | Update | - |
| article html file updated | 6 August 2013 16:08 CEST | Original file | - |
| article xml file uploaded | 6 August 2013 16:08 CEST | Original file | https://www.mdpi.com/2072-6651/5/6/1105/xml |
| article pdf uploaded. | 24 June 2013 18:59 CEST | Updated version of record | https://www.mdpi.com/2072-6651/5/6/1105/pdf |
| article pdf uploaded. | 6 June 2013 13:25 CEST | Version of Record | https://www.mdpi.com/2072-6651/5/6/1105/pdf-vor |
