| article html file updated | 8 February 2020 07:48 CET | Update | https://www.mdpi.com/2079-4991/7/6/141 |
| article html file updated | 25 September 2019 05:58 CEST | Update | - |
| article html file updated | 3 May 2019 18:21 CEST | Update | - |
| article html file updated | 27 June 2017 11:07 CEST | Update | - |
| article html file updated | 8 June 2017 12:45 CEST | Original file | - |
| article xml uploaded. | 8 June 2017 12:44 CEST | Original file | https://www.mdpi.com/2079-4991/7/6/141/xml |
| article pdf uploaded. | 8 June 2017 12:44 CEST | Version of Record | https://www.mdpi.com/2079-4991/7/6/141/pdf |
