| article html file updated | 6 February 2020 06:44 CET | Update | https://www.mdpi.com/1420-3049/19/1/925 |
| article html file updated | 7 May 2019 19:47 CEST | Update | - |
| article html file updated | 21 March 2019 11:02 CET | Update | - |
| article html file updated | 12 September 2018 05:15 CEST | Update | - |
| article html file updated | 19 August 2015 17:24 CEST | Original file | - |
| article pdf uploaded. | 15 January 2014 10:05 CET | Version of Record | https://www.mdpi.com/1420-3049/19/1/925/pdf |
