| article html file updated | 6 February 2020 03:52 CET | Update | https://www.mdpi.com/1422-0067/14/8/17017 |
| article html file updated | 8 May 2019 01:32 CEST | Update | - |
| article html file updated | 21 March 2019 03:14 CET | Update | - |
| article html file updated | 17 June 2015 12:28 CEST | Update | - |
| article html file updated | 31 October 2013 09:59 CET | Update | - |
| article xml file uploaded | 31 October 2013 09:59 CET | Update | https://www.mdpi.com/1422-0067/14/8/17017/xml |
| article html file updated | 3 September 2013 12:58 CEST | Original file | - |
| article xml file uploaded | 3 September 2013 12:57 CEST | Original file | - |
| article pdf uploaded. | 21 August 2013 09:09 CEST | Updated version of record | https://www.mdpi.com/1422-0067/14/8/17017/pdf |
| article pdf uploaded. | 19 August 2013 15:59 CEST | Version of Record | https://www.mdpi.com/1422-0067/14/8/17017/pdf-vor |
