| article html file updated | 6 February 2020 16:52 CET | Update | https://www.mdpi.com/2072-666X/6/3/364 |
| article html file updated | 6 May 2019 23:19 CEST | Update | - |
| article html file updated | 25 March 2019 23:22 CET | Update | - |
| article html file updated | 21 August 2015 09:09 CEST | Original file | - |
| article pdf uploaded. | 23 March 2015 10:56 CET | Version of Record | https://www.mdpi.com/2072-666X/6/3/364/pdf |
