| article html file updated | 8 February 2020 06:15 CET | Update | https://www.mdpi.com/2072-6651/9/5/171 |
| article html file updated | 24 September 2019 21:58 CEST | Update | - |
| article html file updated | 3 May 2019 21:16 CEST | Update | - |
| article html file updated | 1 June 2017 12:09 CEST | Update | - |
| article html file updated | 22 May 2017 04:53 CEST | Update | - |
| article html file updated | 19 May 2017 11:11 CEST | Original file | - |
| article xml uploaded. | 19 May 2017 11:10 CEST | Original file | https://www.mdpi.com/2072-6651/9/5/171/xml |
| article pdf uploaded. | 19 May 2017 11:10 CEST | Version of Record | https://www.mdpi.com/2072-6651/9/5/171/pdf |
