| article html file updated | 7 February 2020 15:51 CET | Update | https://www.mdpi.com/1422-0067/17/10/1666 |
| article html file updated | 5 May 2019 02:33 CEST | Update | - |
| article html file updated | 31 October 2016 07:32 CET | Update | - |
| article html file updated | 30 September 2016 11:03 CEST | Original file | - |
| article xml uploaded. | 30 September 2016 11:02 CEST | Update | https://www.mdpi.com/1422-0067/17/10/1666/xml |
| article xml uploaded. | 30 September 2016 11:02 CEST | Original file | - |
| article pdf uploaded. | 30 September 2016 11:02 CEST | Version of Record | https://www.mdpi.com/1422-0067/17/10/1666/pdf |
