| article html file updated | 8 February 2020 11:23 CET | Update | https://www.mdpi.com/2073-8994/9/7/121 |
| article html file updated | 26 September 2019 00:38 CEST | Update | - |
| article html file updated | 3 May 2019 11:39 CEST | Update | - |
| article html file updated | 27 March 2019 16:29 CET | Update | - |
| article html file updated | 31 July 2017 10:01 CEST | Update | - |
| article pdf uploaded. | 19 July 2017 09:50 CEST | Updated version of record | https://www.mdpi.com/2073-8994/9/7/121/pdf |
| article html file updated | 18 July 2017 15:56 CEST | Update | - |
| article html file updated | 18 July 2017 15:55 CEST | Update | - |
| article html file updated | 18 July 2017 15:54 CEST | Original file | - |
| article xml uploaded. | 18 July 2017 15:53 CEST | Original file | https://www.mdpi.com/2073-8994/9/7/121/xml |
| article pdf uploaded. | 18 July 2017 15:53 CEST | Version of Record | https://www.mdpi.com/2073-8994/9/7/121/pdf-vor |
