| article html file updated | 6 February 2020 08:02 CET | Update | https://www.mdpi.com/2072-6643/6/3/1164 |
| article html file updated | 7 May 2019 17:04 CEST | Update | - |
| article html file updated | 21 March 2019 14:10 CET | Update | - |
| article html file updated | 20 August 2015 00:30 CEST | Update | - |
| article html file updated | 28 April 2014 10:57 CEST | Original file | - |
| article xml file uploaded | 28 April 2014 10:56 CEST | Original file | https://www.mdpi.com/2072-6643/6/3/1164/xml |
| article pdf uploaded. | 20 March 2014 11:20 CET | Version of Record | https://www.mdpi.com/2072-6643/6/3/1164/pdf |
