| article html file updated | 6 February 2020 23:41 CET | Update | https://www.mdpi.com/2073-4360/7/10/1493 |
| article html file updated | 6 May 2019 09:31 CEST | Update | - |
| article html file updated | 26 March 2019 12:24 CET | Original file | - |
| article xml file uploaded | 5 November 2015 08:20 CET | Original file | https://www.mdpi.com/2073-4360/7/10/1493/xml |
| article pdf uploaded. | 13 October 2015 13:08 CEST | Version of Record | https://www.mdpi.com/2073-4360/7/10/1493/pdf |
