| article html file updated | 6 February 2020 02:42 CET | Update | https://www.mdpi.com/1660-4601/10/6/2544 |
| article html file updated | 19 September 2019 21:55 CEST | Update | - |
| article html file updated | 8 May 2019 03:53 CEST | Update | - |
| article html file updated | 21 March 2019 00:00 CET | Update | - |
| article html file updated | 17 June 2015 10:23 CEST | Update | - |
| article html file updated | 6 August 2013 15:43 CEST | Original file | - |
| article xml file uploaded | 6 August 2013 15:43 CEST | Original file | https://www.mdpi.com/1660-4601/10/6/2544/xml |
| article pdf uploaded. | 19 June 2013 14:23 CEST | Version of Record | https://www.mdpi.com/1660-4601/10/6/2544/pdf |
