| article html file updated | 6 February 2020 02:40 CET | Update | https://www.mdpi.com/1660-4601/10/6/2515 |
| article html file updated | 8 May 2019 03:57 CEST | Update | - |
| article html file updated | 20 March 2019 23:54 CET | Update | - |
| article html file updated | 17 June 2015 10:20 CEST | Update | - |
| article html file updated | 6 August 2013 15:43 CEST | Original file | - |
| article xml file uploaded | 6 August 2013 15:40 CEST | Original file | https://www.mdpi.com/1660-4601/10/6/2515/xml |
| article pdf uploaded. | 18 June 2013 11:07 CEST | Version of Record | https://www.mdpi.com/1660-4601/10/6/2515/pdf |
