| article html file updated | 6 February 2020 23:40 CET | Update | https://www.mdpi.com/1996-1073/8/10/11380 |
| article html file updated | 6 May 2019 09:33 CEST | Update | N/A |
| article html file updated | 26 March 2019 12:22 CET | Update | N/A |
| article html file updated | 4 November 2015 06:02 CET | Original file | N/A |
| article xml file uploaded | 4 November 2015 06:02 CET | Original file | https://www.mdpi.com/1996-1073/8/10/11380/xml |
| article pdf uploaded. | 13 October 2015 10:05 CEST | Version of Record | https://www.mdpi.com/1996-1073/8/10/11380/pdf |
