| article html file updated | 8 February 2020 11:18 CET | Update | https://www.mdpi.com/2073-8994/9/7/122 |
| article html file updated | 26 September 2019 00:12 CEST | Update | - |
| article html file updated | 3 May 2019 11:49 CEST | Update | - |
| article html file updated | 27 March 2019 16:19 CET | Update | - |
| article html file updated | 31 July 2017 10:01 CEST | Update | - |
| article html file updated | 21 July 2017 10:58 CEST | Update | - |
| article html file updated | 21 July 2017 10:57 CEST | Update | - |
| article html file updated | 21 July 2017 10:56 CEST | Original file | - |
| article xml uploaded. | 21 July 2017 10:55 CEST | Original file | https://www.mdpi.com/2073-8994/9/7/122/xml |
| article pdf uploaded. | 21 July 2017 10:55 CEST | Updated version of record | https://www.mdpi.com/2073-8994/9/7/122/pdf |
| article pdf uploaded. | 18 July 2017 16:19 CEST | Version of Record | https://www.mdpi.com/2073-8994/9/7/122/pdf-vor |
