| article html file updated | 7 February 2020 17:17 CET | Update | https://www.mdpi.com/1422-0067/17/11/1815 |
| article html file updated | 4 May 2019 23:53 CEST | Update | - |
| article html file updated | 2 December 2016 02:36 CET | Update | - |
| article html file updated | 31 October 2016 12:13 CET | Original file | - |
| article xml uploaded. | 31 October 2016 12:11 CET | Update | https://www.mdpi.com/1422-0067/17/11/1815/xml |
| article xml uploaded. | 31 October 2016 12:11 CET | Original file | - |
| article pdf uploaded. | 31 October 2016 12:11 CET | Version of Record | https://www.mdpi.com/1422-0067/17/11/1815/pdf |
