| article html file updated | 8 February 2020 05:34 CET | Update | https://www.mdpi.com/1996-1073/10/5/667 |
| article html file updated | 24 September 2019 18:24 CEST | Update | - |
| article html file updated | 3 May 2019 22:35 CEST | Update | - |
| article html file updated | 27 May 2017 03:14 CEST | Update | - |
| article html file updated | 23 May 2017 04:01 CEST | Update | - |
| article html file updated | 11 May 2017 16:56 CEST | Original file | - |
| article xml uploaded. | 11 May 2017 16:54 CEST | Original file | https://www.mdpi.com/1996-1073/10/5/667/xml |
| article pdf uploaded. | 11 May 2017 16:54 CEST | Version of Record | https://www.mdpi.com/1996-1073/10/5/667/pdf |
