| article html file updated | 6 February 2020 22:08 CET | Update | https://www.mdpi.com/2073-8994/7/3/1519 |
| article html file updated | 6 May 2019 12:43 CEST | Update | - |
| article html file updated | 26 March 2019 09:27 CET | Update | - |
| article html file updated | 13 October 2015 11:05 CEST | Original file | - |
| article xml file uploaded | 13 October 2015 11:05 CEST | Original file | https://www.mdpi.com/2073-8994/7/3/1519/xml |
| article pdf uploaded. | 26 August 2015 11:07 CEST | Version of Record | https://www.mdpi.com/2073-8994/7/3/1519/pdf |
