| article html file updated | 6 February 2020 11:12 CET | Update | https://www.mdpi.com/2072-666X/5/3/496 |
| article html file updated | 7 May 2019 10:31 CEST | Update | - |
| article html file updated | 21 March 2019 22:21 CET | Update | - |
| article html file updated | 20 August 2015 14:27 CEST | Original file | - |
| article pdf uploaded. | 4 August 2014 15:00 CEST | Version of Record | https://www.mdpi.com/2072-666X/5/3/496/pdf |
