| article html file updated | 6 February 2020 14:41 CET | Update | https://www.mdpi.com/1420-3049/20/1/135 |
| article html file updated | 20 September 2019 16:19 CEST | Update | - |
| article html file updated | 7 May 2019 03:30 CEST | Update | - |
| article html file updated | 25 March 2019 19:41 CET | Update | - |
| article html file updated | 14 September 2018 12:57 CEST | Update | - |
| article html file updated | 21 August 2015 04:39 CEST | Update | - |
| article html file updated | 27 January 2015 11:05 CET | Original file | - |
| article xml file uploaded | 27 January 2015 11:05 CET | Original file | https://www.mdpi.com/1420-3049/20/1/135/xml |
| article pdf uploaded. | 23 December 2014 13:57 CET | Version of Record | https://www.mdpi.com/1420-3049/20/1/135/pdf |
