| article html file updated | 8 February 2020 12:37 CET | Update | https://www.mdpi.com/2073-4344/7/8/230 |
| article html file updated | 26 September 2019 07:45 CEST | Update | - |
| article html file updated | 3 May 2019 08:48 CEST | Update | - |
| article html file updated | 27 March 2019 18:54 CET | Update | - |
| article html file updated | 30 August 2017 09:15 CEST | Update | - |
| article html file updated | 2 August 2017 13:53 CEST | Original file | - |
| article xml uploaded. | 2 August 2017 13:52 CEST | Original file | https://www.mdpi.com/2073-4344/7/8/230/xml |
| article pdf uploaded. | 2 August 2017 13:52 CEST | Version of Record | https://www.mdpi.com/2073-4344/7/8/230/pdf |
