| article html file updated | 7 February 2020 00:08 CET | Update | https://www.mdpi.com/1996-1073/8/10/12061 |
| article html file updated | 6 May 2019 08:38 CEST | Update | - |
| article html file updated | 26 March 2019 13:11 CET | Update | - |
| article html file updated | 4 November 2015 06:03 CET | Original file | - |
| article xml file uploaded | 4 November 2015 06:03 CET | Original file | https://www.mdpi.com/1996-1073/8/10/12061/xml |
| article pdf uploaded. | 23 October 2015 10:20 CEST | Version of Record | https://www.mdpi.com/1996-1073/8/10/12061/pdf |
