| article html file updated | 6 February 2020 07:58 CET | Update | https://www.mdpi.com/1420-3049/19/3/3345 |
| article html file updated | 20 September 2019 06:38 CEST | Update | - |
| article html file updated | 7 May 2019 17:12 CEST | Update | - |
| article html file updated | 21 March 2019 14:01 CET | Update | - |
| article html file updated | 12 September 2018 05:34 CEST | Update | - |
| article html file updated | 20 August 2015 00:06 CEST | Original file | - |
| article pdf uploaded. | 18 March 2014 09:20 CET | Version of Record | https://www.mdpi.com/1420-3049/19/3/3345/pdf |
