| article html file updated | 8 February 2020 11:31 CET | Update | https://www.mdpi.com/2073-8994/9/7/123 |
| article html file updated | 26 September 2019 01:28 CEST | Update | - |
| article html file updated | 3 May 2019 11:22 CEST | Update | - |
| article html file updated | 27 March 2019 16:46 CET | Update | - |
| article html file updated | 31 July 2017 10:01 CEST | Update | - |
| article html file updated | 21 July 2017 06:32 CEST | Update | - |
| article html file updated | 21 July 2017 06:31 CEST | Update | - |
| article html file updated | 21 July 2017 06:31 CEST | Original file | - |
| article xml uploaded. | 21 July 2017 06:30 CEST | Original file | https://www.mdpi.com/2073-8994/9/7/123/xml |
| article pdf uploaded. | 21 July 2017 06:30 CEST | Updated version of record | https://www.mdpi.com/2073-8994/9/7/123/pdf |
| article pdf uploaded. | 20 July 2017 11:16 CEST | Version of Record | https://www.mdpi.com/2073-8994/9/7/123/pdf-vor |
