| article html file updated | 7 February 2020 11:18 CET | Update | https://www.mdpi.com/2071-1050/8/7/630 |
| article html file updated | 5 May 2019 10:52 CEST | Update | N/A |
| article html file updated | 27 March 2019 09:32 CET | Update | N/A |
| article html file updated | 29 July 2016 12:53 CEST | Update | N/A |
| article html file updated | 7 July 2016 12:10 CEST | Original file | N/A |
| article xml uploaded. | 7 July 2016 12:09 CEST | Original file | https://www.mdpi.com/2071-1050/8/7/630/xml |
| article pdf uploaded. | 7 July 2016 12:09 CEST | Version of Record | https://www.mdpi.com/2071-1050/8/7/630/pdf |
