| article html file updated | 8 February 2020 11:18 CET | Update | https://www.mdpi.com/2073-8994/9/7/120 |
| article html file updated | 26 September 2019 00:13 CEST | Update | - |
| article html file updated | 3 May 2019 11:48 CEST | Update | - |
| article html file updated | 27 March 2019 16:20 CET | Update | - |
| article html file updated | 31 July 2017 10:01 CEST | Update | - |
| article html file updated | 19 July 2017 14:11 CEST | Update | - |
| article html file updated | 19 July 2017 14:10 CEST | Update | - |
| article html file updated | 19 July 2017 14:10 CEST | Original file | - |
| article xml uploaded. | 19 July 2017 14:09 CEST | Original file | https://www.mdpi.com/2073-8994/9/7/120/xml |
| article pdf uploaded. | 19 July 2017 14:09 CEST | Updated version of record | https://www.mdpi.com/2073-8994/9/7/120/pdf |
| article pdf uploaded. | 18 July 2017 16:27 CEST | Version of Record | https://www.mdpi.com/2073-8994/9/7/120/pdf-vor |
