| article html file updated | 6 February 2020 06:36 CET | Update | https://www.mdpi.com/1660-4601/11/1/773 |
| article html file updated | 20 September 2019 05:01 CEST | Update | - |
| article html file updated | 7 May 2019 20:04 CEST | Update | - |
| article html file updated | 21 March 2019 10:40 CET | Update | - |
| article html file updated | 19 August 2015 16:42 CEST | Update | - |
| article html file updated | 17 February 2014 11:18 CET | Original file | - |
| article xml file uploaded | 17 February 2014 11:18 CET | Original file | https://www.mdpi.com/1660-4601/11/1/773/xml |
| article pdf uploaded. | 8 January 2014 11:37 CET | Updated version of record | https://www.mdpi.com/1660-4601/11/1/773/pdf |
| article pdf uploaded. | 7 January 2014 10:00 CET | Version of Record | https://www.mdpi.com/1660-4601/11/1/773/pdf-vor |
