| article html file updated | 7 February 2020 11:15 CET | Update | https://www.mdpi.com/1999-4915/8/7/186 |
| article html file updated | 21 September 2019 20:24 CEST | Update | N/A |
| article html file updated | 5 May 2019 10:57 CEST | Update | N/A |
| article html file updated | 27 March 2019 09:26 CET | Update | N/A |
| article html file updated | 2 August 2016 05:05 CEST | Update | N/A |
| article html file updated | 5 July 2016 13:55 CEST | Original file | N/A |
| article xml uploaded. | 5 July 2016 13:53 CEST | Original file | https://www.mdpi.com/1999-4915/8/7/186/xml |
| article pdf uploaded. | 5 July 2016 13:53 CEST | Version of Record | https://www.mdpi.com/1999-4915/8/7/186/pdf |