| article html file updated | 8 February 2020 05:23 CET | Update | https://www.mdpi.com/2072-6694/9/5/49 |
| article html file updated | 3 May 2019 22:56 CEST | Update | - |
| article html file updated | 31 May 2017 06:27 CEST | Update | - |
| article html file updated | 23 May 2017 03:54 CEST | Update | - |
| article html file updated | 9 May 2017 08:03 CEST | Original file | - |
| article xml uploaded. | 9 May 2017 08:02 CEST | Original file | https://www.mdpi.com/2072-6694/9/5/49/xml |
| article pdf uploaded. | 9 May 2017 08:02 CEST | Version of Record | https://www.mdpi.com/2072-6694/9/5/49/pdf |
