| article html file updated | 6 February 2020 19:51 CET | Update | https://www.mdpi.com/2072-6643/7/6/4955 |
| article html file updated | 20 September 2019 23:03 CEST | Update | - |
| article html file updated | 6 May 2019 17:26 CEST | Update | - |
| article html file updated | 26 March 2019 05:03 CET | Update | - |
| article html file updated | 21 August 2015 13:51 CEST | Update | - |
| article html file updated | 2 July 2015 10:14 CEST | Original file | - |
| article xml file uploaded | 2 July 2015 10:14 CEST | Original file | https://www.mdpi.com/2072-6643/7/6/4955/xml |
| article pdf uploaded. | 18 June 2015 14:29 CEST | Version of Record | https://www.mdpi.com/2072-6643/7/6/4955/pdf |
