| article html file updated | 6 February 2020 09:25 CET | Update | https://www.mdpi.com/2072-6651/6/5/1644 |
| article html file updated | 7 May 2019 14:13 CEST | Update | - |
| article html file updated | 21 March 2019 17:27 CET | Update | - |
| article html file updated | 20 August 2015 07:54 CEST | Update | - |
| article html file updated | 11 June 2014 07:47 CEST | Original file | - |
| article xml file uploaded | 11 June 2014 07:47 CEST | Original file | https://www.mdpi.com/2072-6651/6/5/1644/xml |
| article supplementary file uploaded. | 30 May 2014 15:19 CEST | - | https://www.mdpi.com/2072-6651/6/5/1644#supplementary |
| article pdf uploaded. | 23 May 2014 15:38 CEST | Updated version of record | https://www.mdpi.com/2072-6651/6/5/1644/pdf |
| article pdf uploaded. | 22 May 2014 11:38 CEST | Version of Record | https://www.mdpi.com/2072-6651/6/5/1644/pdf-vor |