| article html file updated | 7 February 2020 18:06 CET | Update | https://www.mdpi.com/1422-0067/17/11/1911 |
| article html file updated | 4 May 2019 22:21 CEST | Update | - |
| article html file updated | 2 December 2016 02:46 CET | Update | - |
| article html file updated | 16 November 2016 12:55 CET | Original file | - |
| article xml uploaded. | 16 November 2016 12:54 CET | Update | https://www.mdpi.com/1422-0067/17/11/1911/xml |
| article xml uploaded. | 16 November 2016 12:54 CET | Original file | - |
| article pdf uploaded. | 16 November 2016 12:54 CET | Version of Record | https://www.mdpi.com/1422-0067/17/11/1911/pdf |
