| article html file updated | 6 February 2020 21:30 CET | Update | https://www.mdpi.com/1660-4601/12/8/9218 |
| article html file updated | 6 May 2019 14:05 CEST | Update | - |
| article html file updated | 26 March 2019 08:14 CET | Update | - |
| article html file updated | 1 September 2015 08:43 CEST | Original file | - |
| article xml file uploaded | 1 September 2015 08:43 CEST | Original file | https://www.mdpi.com/1660-4601/12/8/9218/xml |
| article pdf uploaded. | 18 August 2015 10:36 CEST | Updated version of record | https://www.mdpi.com/1660-4601/12/8/9218/pdf |
| article pdf uploaded. | 11 August 2015 12:36 CEST | Updated version of record | https://www.mdpi.com/1660-4601/12/8/9218/pdf-vor |
| article pdf uploaded. | 7 August 2015 09:57 CEST | Version of Record | https://www.mdpi.com/1660-4601/12/8/9218/pdf-vor |
