| article html file updated | 7 February 2020 04:01 CET | Update | https://www.mdpi.com/2071-1050/8/2/118 |
| article html file updated | 6 May 2019 01:28 CEST | Update | - |
| article html file updated | 26 March 2019 19:36 CET | Original file | - |
| article pdf uploaded. | 29 January 2016 15:41 CET | Updated version of record | https://www.mdpi.com/2071-1050/8/2/118/pdf |
| article xml uploaded. | 29 January 2016 15:41 CET | Update | https://www.mdpi.com/2071-1050/8/2/118/xml |
| article pdf uploaded. | 28 January 2016 10:50 CET | Version of Record | https://www.mdpi.com/2071-1050/8/2/118/pdf-vor |
| article xml uploaded. | 28 January 2016 10:50 CET | Original file | - |
