| article html file updated | 6 February 2020 11:16 CET | Update | https://www.mdpi.com/1996-1944/7/8/5688 |
| article html file updated | 7 May 2019 10:22 CEST | Update | N/A |
| article html file updated | 21 March 2019 22:30 CET | Update | N/A |
| article html file updated | 20 August 2015 14:36 CEST | Update | N/A |
| article html file updated | 5 September 2014 12:24 CEST | Original file | N/A |
| article xml file uploaded | 5 September 2014 12:24 CEST | Original file | https://www.mdpi.com/1996-1944/7/8/5688/xml |
| article pdf uploaded. | 14 August 2014 13:29 CEST | Updated version of record | https://www.mdpi.com/1996-1944/7/8/5688/pdf |
| article pdf uploaded. | 6 August 2014 14:02 CEST | Version of Record | https://www.mdpi.com/1996-1944/7/8/5688/pdf-vor |
