| article html file updated | 8 February 2020 20:04 CET | Update | https://www.mdpi.com/2225-1154/5/4/82 |
| article html file updated | 28 September 2019 04:04 CEST | Update | - |
| article html file updated | 2 May 2019 17:34 CEST | Update | - |
| article html file updated | 2 January 2018 13:43 CET | Update | - |
| article html file updated | 1 November 2017 14:27 CET | Original file | - |
| article xml uploaded. | 1 November 2017 14:26 CET | Update | https://www.mdpi.com/2225-1154/5/4/82/xml |
| article xml uploaded. | 1 November 2017 14:26 CET | Original file | - |
| article pdf uploaded. | 1 November 2017 14:26 CET | Version of Record | https://www.mdpi.com/2225-1154/5/4/82/pdf |
