| article html file updated | 6 February 2020 06:00 CET | Update | https://www.mdpi.com/1420-3049/18/12/14961 |
| article html file updated | 20 September 2019 04:02 CEST | Update | - |
| article html file updated | 7 May 2019 21:13 CEST | Update | - |
| article html file updated | 21 March 2019 08:54 CET | Update | - |
| article html file updated | 17 September 2018 10:28 CEST | Original file | - |
| article pdf uploaded. | 5 December 2013 14:08 CET | Version of Record | https://www.mdpi.com/1420-3049/18/12/14961/pdf |
