| article html file updated | 7 February 2020 10:24 CET | Update | https://www.mdpi.com/2071-1050/8/6/565 |
| article html file updated | 5 May 2019 12:32 CEST | Update | N/A |
| article html file updated | 27 March 2019 07:53 CET | Update | N/A |
| article html file updated | 29 June 2016 05:37 CEST | Update | N/A |
| article html file updated | 18 June 2016 07:57 CEST | Original file | N/A |
| article xml uploaded. | 18 June 2016 07:55 CEST | Original file | https://www.mdpi.com/2071-1050/8/6/565/xml |
| article pdf uploaded. | 18 June 2016 07:55 CEST | Version of Record | https://www.mdpi.com/2071-1050/8/6/565/pdf |
