| article html file updated | 6 February 2020 13:28 CET | Update | https://www.mdpi.com/1422-0067/15/11/20538 |
| article html file updated | 7 May 2019 05:50 CEST | Update | - |
| article html file updated | 25 March 2019 17:19 CET | Update | - |
| article html file updated | 21 August 2015 01:33 CEST | Update | - |
| article html file updated | 12 December 2014 08:48 CET | Original file | - |
| article xml file uploaded | 12 December 2014 08:48 CET | Original file | https://www.mdpi.com/1422-0067/15/11/20538/xml |
| article pdf uploaded. | 12 November 2014 17:15 CET | Updated version of record | https://www.mdpi.com/1422-0067/15/11/20538/pdf |
| article pdf uploaded. | 10 November 2014 09:45 CET | Version of Record | https://www.mdpi.com/1422-0067/15/11/20538/pdf-vor |
