| article html file updated | 8 February 2020 10:22 CET | Update | https://www.mdpi.com/2073-4425/8/7/176 |
| article html file updated | 25 September 2019 19:26 CEST | Update | - |
| article html file updated | 3 May 2019 13:34 CEST | Update | - |
| article html file updated | 3 August 2017 04:22 CEST | Update | - |
| article html file updated | 7 July 2017 11:23 CEST | Original file | - |
| article xml uploaded. | 7 July 2017 11:22 CEST | Original file | https://www.mdpi.com/2073-4425/8/7/176/xml |
| article pdf uploaded. | 7 July 2017 11:22 CEST | Version of Record | https://www.mdpi.com/2073-4425/8/7/176/pdf |
