| article html file updated | 7 February 2020 14:31 CET | Update | https://www.mdpi.com/2073-8994/8/9/92 |
| article html file updated | 5 May 2019 04:57 CEST | Update | - |
| article html file updated | 28 September 2016 11:39 CEST | Update | - |
| article html file updated | 6 September 2016 11:35 CEST | Original file | - |
| article xml uploaded. | 6 September 2016 11:33 CEST | Update | https://www.mdpi.com/2073-8994/8/9/92/xml |
| article xml uploaded. | 6 September 2016 11:33 CEST | Original file | - |
| article pdf uploaded. | 6 September 2016 11:33 CEST | Version of Record | https://www.mdpi.com/2073-8994/8/9/92/pdf |
