| article html file updated | 7 February 2020 23:03 CET | Update | https://www.mdpi.com/2071-1050/9/2/85 |
| article html file updated | 23 September 2019 06:09 CEST | Update | N/A |
| article html file updated | 4 May 2019 11:54 CEST | Update | N/A |
| article html file updated | 1 March 2017 10:19 CET | Update | N/A |
| article html file updated | 10 February 2017 10:19 CET | Original file | N/A |
| article xml uploaded. | 10 February 2017 10:17 CET | Original file | https://www.mdpi.com/2071-1050/9/2/85/xml |
| article pdf uploaded. | 10 February 2017 10:17 CET | Version of Record | https://www.mdpi.com/2071-1050/9/2/85/pdf |
