| article html file updated | 6 February 2020 13:16 CET | Update | https://www.mdpi.com/1422-0067/15/11/19777 |
| article html file updated | 7 May 2019 06:15 CEST | Update | - |
| article html file updated | 25 March 2019 16:51 CET | Update | - |
| article html file updated | 21 August 2015 00:50 CEST | Update | - |
| article html file updated | 12 December 2014 08:47 CET | Original file | - |
| article xml file uploaded | 12 December 2014 08:47 CET | Original file | https://www.mdpi.com/1422-0067/15/11/19777/xml |
| article pdf uploaded. | 30 October 2014 13:24 CET | Version of Record | https://www.mdpi.com/1422-0067/15/11/19777/pdf |
