| article html file updated | 7 February 2020 00:05 CET | Update | https://www.mdpi.com/2071-1050/7/10/14309 |
| article html file updated | 6 May 2019 08:43 CEST | Update | - |
| article html file updated | 26 March 2019 13:06 CET | Update | - |
| article html file updated | 6 November 2015 09:34 CET | Original file | - |
| article xml file uploaded | 6 November 2015 09:34 CET | Original file | https://www.mdpi.com/2071-1050/7/10/14309/xml |
| article pdf uploaded. | 28 October 2015 04:17 CET | Updated version of record | https://www.mdpi.com/2071-1050/7/10/14309/pdf |
| article pdf uploaded. | 22 October 2015 11:11 CEST | Version of Record | https://www.mdpi.com/2071-1050/7/10/14309/pdf-vor |
