| article html file updated | 6 February 2020 01:40 CET | Update | https://www.mdpi.com/2076-328X/3/2/217 |
| article html file updated | 19 September 2019 19:55 CEST | Update | - |
| article html file updated | 8 May 2019 05:59 CEST | Update | - |
| article html file updated | 20 March 2019 21:24 CET | Update | - |
| article html file updated | 17 June 2015 08:39 CEST | Update | - |
| article html file updated | 26 August 2014 03:57 CEST | Original file | - |
| article xml file uploaded | 26 August 2014 03:57 CEST | Original file | https://www.mdpi.com/2076-328X/3/2/217/xml |
| article pdf uploaded. | 22 April 2013 16:33 CEST | Version of Record | https://www.mdpi.com/2076-328X/3/2/217/pdf |
