| article html file updated | 7 February 2020 12:23 CET | Update | https://www.mdpi.com/1996-1073/9/8/586 |
| article html file updated | 5 May 2019 08:54 CEST | Update | - |
| article html file updated | 27 March 2019 11:33 CET | Update | - |
| article html file updated | 25 August 2016 11:23 CEST | Update | - |
| article html file updated | 27 July 2016 10:58 CEST | Original file | - |
| article xml uploaded. | 27 July 2016 10:57 CEST | Update | https://www.mdpi.com/1996-1073/9/8/586/xml |
| article pdf uploaded. | 27 July 2016 10:57 CEST | Version of Record | https://www.mdpi.com/1996-1073/9/8/586/pdf |
