| article html file updated | 7 February 2020 10:25 CET | Update | https://www.mdpi.com/1422-0067/17/6/967 |
| article html file updated | 5 May 2019 12:28 CEST | Update | - |
| article html file updated | 27 March 2019 07:56 CET | Update | - |
| article html file updated | 29 June 2016 04:01 CEST | Update | - |
| article html file updated | 18 June 2016 13:41 CEST | Original file | - |
| article xml uploaded. | 18 June 2016 13:40 CEST | Original file | https://www.mdpi.com/1422-0067/17/6/967/xml |
| article pdf uploaded. | 18 June 2016 13:40 CEST | Version of Record | https://www.mdpi.com/1422-0067/17/6/967/pdf |
