| article html file updated | 6 February 2020 18:14 CET | Update | https://www.mdpi.com/2073-4441/7/5/2013 |
| article html file updated | 6 May 2019 20:49 CEST | Update | - |
| article html file updated | 26 March 2019 01:48 CET | Update | - |
| article html file updated | 21 August 2015 11:29 CEST | Update | - |
| article html file updated | 19 May 2015 11:21 CEST | Original file | - |
| article xml file uploaded | 19 May 2015 11:21 CEST | Original file | https://www.mdpi.com/2073-4441/7/5/2013/xml |
| article pdf uploaded. | 4 May 2015 13:56 CEST | Updated version of record | https://www.mdpi.com/2073-4441/7/5/2013/pdf |
| article pdf uploaded. | 30 April 2015 13:41 CEST | Version of Record | https://www.mdpi.com/2073-4441/7/5/2013/pdf-vor |
