| article html file updated | 8 February 2020 08:12 CET | Update | https://www.mdpi.com/2079-4991/7/6/146 |
| article html file updated | 25 September 2019 07:56 CEST | Update | - |
| article html file updated | 3 May 2019 17:37 CEST | Update | - |
| article html file updated | 27 June 2017 11:08 CEST | Update | - |
| article html file updated | 14 June 2017 10:46 CEST | Original file | - |
| article xml uploaded. | 14 June 2017 10:45 CEST | Update | https://www.mdpi.com/2079-4991/7/6/146/xml |
| article pdf uploaded. | 14 June 2017 10:45 CEST | Updated version of record | https://www.mdpi.com/2079-4991/7/6/146/pdf |
| article pdf uploaded. | 13 June 2017 13:27 CEST | Version of Record | https://www.mdpi.com/2079-4991/7/6/146/pdf-vor |
