| article html file updated | 6 February 2020 06:39 CET | Update | https://www.mdpi.com/1420-3049/19/1/767 |
| article html file updated | 20 September 2019 05:07 CEST | Update | - |
| article html file updated | 7 May 2019 19:57 CEST | Update | - |
| article html file updated | 21 March 2019 10:49 CET | Update | - |
| article html file updated | 12 September 2018 05:12 CEST | Update | - |
| article html file updated | 19 August 2015 16:56 CEST | Original file | - |
| article pdf uploaded. | 9 January 2014 10:29 CET | Version of Record | https://www.mdpi.com/1420-3049/19/1/767/pdf |
