| article html file updated | 6 February 2020 12:00 CET | Update | https://www.mdpi.com/1420-3049/19/9/13894 |
| article html file updated | 7 May 2019 08:43 CEST | Update | - |
| article html file updated | 22 March 2019 00:20 CET | Update | - |
| article html file updated | 12 September 2018 11:55 CEST | Update | - |
| article html file updated | 20 August 2015 17:29 CEST | Update | - |
| article html file updated | 9 October 2014 11:23 CEST | Original file | - |
| article xml file uploaded | 9 October 2014 11:23 CEST | Original file | https://www.mdpi.com/1420-3049/19/9/13894/xml |
| article pdf uploaded. | 4 September 2014 11:46 CEST | Version of Record | https://www.mdpi.com/1420-3049/19/9/13894/pdf |
