| article html file updated | 6 February 2020 11:35 CET | Update | https://www.mdpi.com/2072-6643/6/8/3259 |
| article html file updated | 7 May 2019 09:27 CEST | Update | - |
| article html file updated | 21 March 2019 23:23 CET | Update | - |
| article html file updated | 20 August 2015 15:53 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/2072-6643/6/8/3259/xml |
| article pdf uploaded. | 19 August 2014 14:54 CEST | Version of Record | https://www.mdpi.com/2072-6643/6/8/3259/pdf |
