| article html file updated | 7 February 2020 14:54 CET | Update | https://www.mdpi.com/2071-1050/8/9/933 |
| article html file updated | 5 May 2019 04:15 CEST | Update | N/A |
| article html file updated | 27 September 2016 05:24 CEST | Update | N/A |
| article html file updated | 13 September 2016 11:24 CEST | Original file | N/A |
| article xml uploaded. | 13 September 2016 11:23 CEST | Update | https://www.mdpi.com/2071-1050/8/9/933/xml |
| article xml uploaded. | 13 September 2016 11:23 CEST | Original file | N/A |
| article pdf uploaded. | 13 September 2016 11:22 CEST | Version of Record | https://www.mdpi.com/2071-1050/8/9/933/pdf |
