| article html file updated | 8 February 2020 06:53 CET | Update | https://www.mdpi.com/2079-4991/7/6/126 |
| article html file updated | 25 September 2019 01:15 CEST | Update | - |
| article html file updated | 3 May 2019 20:05 CEST | Update | - |
| article html file updated | 27 June 2017 11:11 CEST | Update | - |
| article html file updated | 27 May 2017 11:22 CEST | Original file | - |
| article xml uploaded. | 27 May 2017 11:20 CEST | Original file | https://www.mdpi.com/2079-4991/7/6/126/xml |
| article pdf uploaded. | 27 May 2017 11:20 CEST | Version of Record | https://www.mdpi.com/2079-4991/7/6/126/pdf |
