| article html file updated | 7 February 2020 12:41 CET | Update | https://www.mdpi.com/2075-4701/6/8/178 |
| article html file updated | 5 May 2019 08:18 CEST | Update | - |
| article html file updated | 27 March 2019 12:08 CET | Update | - |
| article html file updated | 26 August 2016 06:39 CEST | Update | - |
| article html file updated | 2 August 2016 08:58 CEST | Original file | - |
| article xml uploaded. | 2 August 2016 08:56 CEST | Update | https://www.mdpi.com/2075-4701/6/8/178/xml |
| article pdf uploaded. | 2 August 2016 08:56 CEST | Version of Record | https://www.mdpi.com/2075-4701/6/8/178/pdf |
