| article html file updated | 7 February 2020 15:27 CET | Update | https://www.mdpi.com/1999-4907/7/10/210 |
| article html file updated | 5 May 2019 03:17 CEST | Update | - |
| article html file updated | 28 October 2016 09:28 CEST | Update | - |
| article html file updated | 23 September 2016 09:31 CEST | Original file | - |
| article xml uploaded. | 23 September 2016 09:29 CEST | Update | https://www.mdpi.com/1999-4907/7/10/210/xml |
| article xml uploaded. | 23 September 2016 09:29 CEST | Original file | - |
| article pdf uploaded. | 23 September 2016 09:29 CEST | Version of Record | https://www.mdpi.com/1999-4907/7/10/210/pdf |
