| article html file updated | 8 February 2020 06:16 CET | Update | https://www.mdpi.com/2071-1050/9/5/851 |
| article html file updated | 24 September 2019 22:02 CEST | Update | - |
| article html file updated | 3 May 2019 21:14 CEST | Update | - |
| article html file updated | 31 May 2017 10:48 CEST | Update | - |
| article html file updated | 22 May 2017 04:56 CEST | Update | - |
| article html file updated | 19 May 2017 15:29 CEST | Update | - |
| article xml uploaded. | 19 May 2017 15:27 CEST | Update | https://www.mdpi.com/2071-1050/9/5/851/xml |
| article html file updated | 19 May 2017 14:49 CEST | Original file | - |
| article pdf uploaded. | 19 May 2017 14:47 CEST | Version of Record | https://www.mdpi.com/2071-1050/9/5/851/pdf |
