| article html file updated | 7 February 2020 17:34 CET | Update | https://www.mdpi.com/2071-1050/8/11/1138 |
| article html file updated | 4 May 2019 23:23 CEST | Update | N/A |
| article html file updated | 1 December 2016 23:03 CET | Update | N/A |
| article html file updated | 8 November 2016 05:40 CET | Original file | N/A |
| article xml uploaded. | 8 November 2016 05:38 CET | Update | https://www.mdpi.com/2071-1050/8/11/1138/xml |
| article xml uploaded. | 8 November 2016 05:38 CET | Update | N/A |
| article xml uploaded. | 8 November 2016 05:38 CET | Original file | N/A |
| article pdf uploaded. | 5 November 2016 04:54 CET | Version of Record | https://www.mdpi.com/2071-1050/8/11/1138/pdf |
