| article html file updated | 6 February 2020 21:32 CET | Update | https://www.mdpi.com/2071-1050/7/8/10837 |
| article html file updated | 6 May 2019 14:02 CEST | Update | - |
| article html file updated | 26 March 2019 08:16 CET | Update | - |
| article html file updated | 3 September 2015 03:56 CEST | Original file | - |
| article xml file uploaded | 3 September 2015 03:56 CEST | Original file | https://www.mdpi.com/2071-1050/7/8/10837/xml |
| article pdf uploaded. | 7 August 2015 12:18 CEST | Version of Record | https://www.mdpi.com/2071-1050/7/8/10837/pdf |
