| article html file updated | 6 February 2020 11:09 CET | Update | https://www.mdpi.com/2072-6643/6/8/3040 |
| article html file updated | 7 May 2019 10:39 CEST | Update | - |
| article html file updated | 21 March 2019 22:12 CET | Update | - |
| article html file updated | 20 August 2015 14:17 CEST | Update | - |
| article html file updated | 27 August 2014 12:30 CEST | Original file | - |
| article xml file uploaded | 27 August 2014 12:30 CEST | Original file | https://www.mdpi.com/2072-6643/6/8/3040/xml |
| article pdf uploaded. | 4 August 2014 07:47 CEST | Version of Record | https://www.mdpi.com/2072-6643/6/8/3040/pdf |
