| article html file updated | 7 February 2020 15:29 CET | Update | https://www.mdpi.com/1422-0067/17/10/1621 |
| article html file updated | 5 May 2019 03:12 CEST | Update | - |
| article html file updated | 31 October 2016 07:09 CET | Update | - |
| article html file updated | 23 September 2016 14:38 CEST | Original file | - |
| article xml uploaded. | 23 September 2016 14:37 CEST | Original file | https://www.mdpi.com/1422-0067/17/10/1621/xml |
| article pdf uploaded. | 23 September 2016 14:37 CEST | Version of Record | https://www.mdpi.com/1422-0067/17/10/1621/pdf |
