| article html file updated | 6 February 2020 05:07 CET | Update | https://www.mdpi.com/2076-328X/3/4/562 |
| article html file updated | 7 May 2019 22:53 CEST | Update | N/A |
| article html file updated | 21 March 2019 06:34 CET | Update | N/A |
| article html file updated | 17 June 2015 14:14 CEST | Update | N/A |
| article html file updated | 26 August 2014 03:57 CEST | Original file | N/A |
| article xml file uploaded | 26 August 2014 03:57 CEST | Original file | https://www.mdpi.com/2076-328X/3/4/562/xml |
| article pdf uploaded. | 24 October 2013 14:47 CEST | Version of Record | https://www.mdpi.com/2076-328X/3/4/562/pdf |
