| article html file updated | 8 February 2020 10:58 CET | Update | https://www.mdpi.com/2073-8994/9/7/117 |
| article html file updated | 25 September 2019 22:35 CEST | Update | - |
| article html file updated | 3 May 2019 12:27 CEST | Update | - |
| article html file updated | 31 July 2017 10:01 CEST | Update | - |
| article html file updated | 13 July 2017 15:59 CEST | Update | - |
| article html file updated | 13 July 2017 15:58 CEST | Update | - |
| article html file updated | 13 July 2017 15:57 CEST | Original file | - |
| article xml uploaded. | 13 July 2017 15:56 CEST | Update | https://www.mdpi.com/2073-8994/9/7/117/xml |
| article pdf uploaded. | 13 July 2017 15:56 CEST | Version of Record | https://www.mdpi.com/2073-8994/9/7/117/pdf |
