| article html file updated | 5 February 2020 09:44 CET | Update | https://www.mdpi.com/1424-8220/5/6/343 |
| article html file updated | 9 May 2019 16:35 CEST | Update | - |
| article html file updated | 22 March 2019 06:53 CET | Update | - |
| article html file updated | 19 March 2019 13:05 CET | Update | - |
| article html file updated | 14 August 2014 12:05 CEST | Update | - |
| article xml file uploaded | 14 August 2014 12:05 CEST | Update | https://www.mdpi.com/1424-8220/5/6/343/xml |
| article html file updated | 25 February 2014 15:15 CET | Original file | - |
| article xml file uploaded | 25 February 2014 15:15 CET | Original file | - |
