| article html file updated | 8 February 2020 08:52 CET | Update | https://www.mdpi.com/2073-8994/9/6/95 |
| article html file updated | 25 September 2019 11:26 CEST | Update | - |
| article html file updated | 3 May 2019 16:22 CEST | Update | - |
| article html file updated | 28 June 2017 14:56 CEST | Update | - |
| article html file updated | 21 June 2017 14:42 CEST | Original file | - |
| article xml uploaded. | 21 June 2017 14:40 CEST | Original file | https://www.mdpi.com/2073-8994/9/6/95/xml |
| article pdf uploaded. | 21 June 2017 14:40 CEST | Version of Record | https://www.mdpi.com/2073-8994/9/6/95/pdf |
