| article html file updated | 8 February 2020 06:33 CET | Update | https://www.mdpi.com/2073-4441/9/6/367 |
| article html file updated | 24 September 2019 23:35 CEST | Update | - |
| article html file updated | 3 May 2019 20:41 CEST | Update | - |
| article html file updated | 29 June 2017 12:05 CEST | Update | - |
| article html file updated | 24 May 2017 11:49 CEST | Original file | - |
| article xml uploaded. | 24 May 2017 11:48 CEST | Update | https://www.mdpi.com/2073-4441/9/6/367/xml |
| article pdf uploaded. | 24 May 2017 11:48 CEST | Version of Record | https://www.mdpi.com/2073-4441/9/6/367/pdf |
