| article html file updated | 6 February 2020 05:35 CET | Update | https://www.mdpi.com/1422-0067/14/11/22708 |
| article html file updated | 7 May 2019 22:01 CEST | Update | N/A |
| article html file updated | 21 March 2019 07:46 CET | Update | N/A |
| article html file updated | 19 August 2015 09:57 CEST | Update | N/A |
| article html file updated | 9 December 2013 09:02 CET | Original file | N/A |
| article xml file uploaded | 9 December 2013 09:02 CET | Original file | https://www.mdpi.com/1422-0067/14/11/22708/xml |
| article pdf uploaded. | 18 November 2013 12:05 CET | Version of Record | https://www.mdpi.com/1422-0067/14/11/22708/pdf |
