| article html file updated | 7 February 2020 18:01 CET | Update | https://www.mdpi.com/1999-4915/8/11/309 |
| article html file updated | 4 May 2019 22:30 CEST | Update | - |
| article html file updated | 30 November 2016 05:05 CET | Update | - |
| article html file updated | 17 November 2016 12:07 CET | Update | - |
| article xml uploaded. | 17 November 2016 12:06 CET | Update | https://www.mdpi.com/1999-4915/8/11/309/xml |
| article pdf uploaded. | 17 November 2016 12:06 CET | Updated version of record | https://www.mdpi.com/1999-4915/8/11/309/pdf |
| article html file updated | 15 November 2016 22:59 CET | Original file | - |
| article xml uploaded. | 15 November 2016 15:05 CET | Original file | - |
| article pdf uploaded. | 15 November 2016 15:05 CET | Version of Record | https://www.mdpi.com/1999-4915/8/11/309/pdf-vor |
