| article html file updated | 7 February 2020 15:48 CET | Update | https://www.mdpi.com/1422-0067/17/10/1656 |
| article html file updated | 5 May 2019 02:38 CEST | Update | - |
| article html file updated | 31 October 2016 07:28 CET | Update | - |
| article html file updated | 29 September 2016 12:46 CEST | Original file | - |
| article xml uploaded. | 29 September 2016 12:44 CEST | Original file | https://www.mdpi.com/1422-0067/17/10/1656/xml |
| article pdf uploaded. | 29 September 2016 12:44 CEST | Version of Record | https://www.mdpi.com/1422-0067/17/10/1656/pdf |
