| article html file updated | 6 February 2020 13:24 CET | Update | https://www.mdpi.com/1422-0067/15/11/20306 |
| article html file updated | 7 May 2019 05:58 CEST | Update | - |
| article html file updated | 25 March 2019 17:09 CET | Update | - |
| article html file updated | 21 August 2015 01:16 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/1422-0067/15/11/20306/xml |
| article pdf uploaded. | 6 November 2014 10:56 CET | Version of Record | https://www.mdpi.com/1422-0067/15/11/20306/pdf |
