| article html file updated | 8 February 2020 23:47 CET | Update | https://www.mdpi.com/2073-8994/9/12/313 |
| article html file updated | 29 September 2019 03:28 CEST | Update | - |
| article html file updated | 2 May 2019 09:12 CEST | Update | - |
| article html file updated | 18 April 2019 06:56 CEST | Update | - |
| article html file updated | 2 January 2018 17:39 CET | Update | - |
| article html file updated | 11 December 2017 16:31 CET | Original file | - |
| article xml uploaded. | 11 December 2017 16:30 CET | Update | https://www.mdpi.com/2073-8994/9/12/313/xml |
| article xml uploaded. | 11 December 2017 16:30 CET | Original file | - |
| article pdf uploaded. | 11 December 2017 16:30 CET | Version of Record | https://www.mdpi.com/2073-8994/9/12/313/pdf |
