| article html file updated | 6 February 2020 02:39 CET | Update | https://www.mdpi.com/1420-3049/18/6/7058 |
| article html file updated | 19 September 2019 21:49 CEST | Update | - |
| article html file updated | 8 May 2019 04:00 CEST | Update | - |
| article html file updated | 20 March 2019 23:51 CET | Update | - |
| article html file updated | 17 September 2018 06:24 CEST | Update | - |
| article html file updated | 11 April 2016 07:18 CEST | Original file | - |
| article pdf uploaded. | 17 June 2013 10:40 CEST | Version of Record | https://www.mdpi.com/1420-3049/18/6/7058/pdf |
