| article html file updated | 8 February 2020 23:27 CET | Update | https://www.mdpi.com/2225-1154/5/4/92 |
| article html file updated | 29 September 2019 01:36 CEST | Update | - |
| article html file updated | 2 May 2019 09:57 CEST | Update | - |
| article html file updated | 18 April 2019 07:37 CEST | Update | - |
| article html file updated | 2 January 2018 13:50 CET | Update | - |
| article html file updated | 7 December 2017 15:42 CET | Original file | - |
| article xml uploaded. | 7 December 2017 15:40 CET | Update | https://www.mdpi.com/2225-1154/5/4/92/xml |
| article xml uploaded. | 7 December 2017 15:40 CET | Original file | - |
| article pdf uploaded. | 7 December 2017 15:40 CET | Version of Record | https://www.mdpi.com/2225-1154/5/4/92/pdf |
